Home / 1,038,623,974.30-1,558,227,220.79-417,275,524.58

Finding the Fourth Proportional to 1,038,623,974.30, 1,558,227,220.79 and 417,275,524.58

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Solution

The fourth proportional to 1,038,623,974.30, 1,558,227,220.79 and 417,275,524.58 is: 626,030,302.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,623,974.30 : 1,558,227,220.79 = 417,275,524.58 : x
  2. Step 2: Convert to fraction form
    1,038,623,974.30/1,558,227,220.79 = 417,275,524.58/x
  3. Step 3: Cross multiply
    1,038,623,974.30x = 1,558,227,220.79 × 417,275,524.58
  4. Step 4: Simplify right side
    1,038,623,974.30x = 650,210,080,967,896,320
  5. Step 5: Solve for x
    x = 650,210,080,967,896,320/1,038,623,974.30
  6. Step 6: Final answer
    x = 626,030,302.65

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Double scale
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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.