Home / 1,009,767,615.60-1,514,651,423.40-904,329,721.20

Finding the Fourth Proportional to 1,009,767,615.60, 1,514,651,423.40 and 904,329,721.20

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Solution

The fourth proportional to 1,009,767,615.60, 1,514,651,423.40 and 904,329,721.20 is: 1,356,494,581.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,767,615.60 : 1,514,651,423.40 = 904,329,721.20 : x
  2. Step 2: Convert to fraction form
    1,009,767,615.60/1,514,651,423.40 = 904,329,721.20/x
  3. Step 3: Cross multiply
    1,009,767,615.60x = 1,514,651,423.40 × 904,329,721.20
  4. Step 4: Simplify right side
    1,009,767,615.60x = 1,369,744,299,438,505,216
  5. Step 5: Solve for x
    x = 1,369,744,299,438,505,216/1,009,767,615.60
  6. Step 6: Final answer
    x = 1,356,494,581.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.