Home / 564,727,967.34-779,343,518.69-313,842,931.62

Finding the Fourth Proportional to 564,727,967.34, 779,343,518.69 and 313,842,931.62

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Solution

The fourth proportional to 564,727,967.34, 779,343,518.69 and 313,842,931.62 is: 433,113,762.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,727,967.34 : 779,343,518.69 = 313,842,931.62 : x
  2. Step 2: Convert to fraction form
    564,727,967.34/779,343,518.69 = 313,842,931.62/x
  3. Step 3: Cross multiply
    564,727,967.34x = 779,343,518.69 × 313,842,931.62
  4. Step 4: Simplify right side
    564,727,967.34x = 244,591,454,644,715,872
  5. Step 5: Solve for x
    x = 244,591,454,644,715,872/564,727,967.34
  6. Step 6: Final answer
    x = 433,113,762.36

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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.