Home / 1,550,132,152,256.70-2,139,174,911,613.50-855,666,635,395.20

Finding the Fourth Proportional to 1,550,132,152,256.70, 2,139,174,911,613.50 and 855,666,635,395.20

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Solution

The fourth proportional to 1,550,132,152,256.70, 2,139,174,911,613.50 and 855,666,635,395.20 is: 1,180,815,839,783.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,550,132,152,256.70 : 2,139,174,911,613.50 = 855,666,635,395.20 : x
  2. Step 2: Convert to fraction form
    1,550,132,152,256.70/2,139,174,911,613.50 = 855,666,635,395.20/x
  3. Step 3: Cross multiply
    1,550,132,152,256.70x = 2,139,174,911,613.50 × 855,666,635,395.20
  4. Step 4: Simplify right side
    1,550,132,152,256.70x = 1,830,420,599,142,147,709,468,672
  5. Step 5: Solve for x
    x = 1,830,420,599,142,147,709,468,672/1,550,132,152,256.70
  6. Step 6: Final answer
    x = 1,180,815,839,783.34

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.