Home / 581,807,320.47-802,911,058.19-317,506,337.57

Finding the Fourth Proportional to 581,807,320.47, 802,911,058.19 and 317,506,337.57

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Solution

The fourth proportional to 581,807,320.47, 802,911,058.19 and 317,506,337.57 is: 438,167,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,807,320.47 : 802,911,058.19 = 317,506,337.57 : x
  2. Step 2: Convert to fraction form
    581,807,320.47/802,911,058.19 = 317,506,337.57/x
  3. Step 3: Cross multiply
    581,807,320.47x = 802,911,058.19 × 317,506,337.57
  4. Step 4: Simplify right side
    581,807,320.47x = 254,929,349,474,757,952
  5. Step 5: Solve for x
    x = 254,929,349,474,757,952/581,807,320.47
  6. Step 6: Final answer
    x = 438,167,999.10

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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.