Home / 572,554,493.19-790,159,028.54-431,176,281.87

Finding the Fourth Proportional to 572,554,493.19, 790,159,028.54 and 431,176,281.87

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Solution

The fourth proportional to 572,554,493.19, 790,159,028.54 and 431,176,281.87 is: 595,048,743.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,554,493.19 : 790,159,028.54 = 431,176,281.87 : x
  2. Step 2: Convert to fraction form
    572,554,493.19/790,159,028.54 = 431,176,281.87/x
  3. Step 3: Cross multiply
    572,554,493.19x = 790,159,028.54 × 431,176,281.87
  4. Step 4: Simplify right side
    572,554,493.19x = 340,697,832,012,695,616
  5. Step 5: Solve for x
    x = 340,697,832,012,695,616/572,554,493.19
  6. Step 6: Final answer
    x = 595,048,743.94

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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.