Home / 316,583,999.10-474,875,998.65-265,565,663.10

Finding the Fourth Proportional to 316,583,999.10, 474,875,998.65 and 265,565,663.10

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Solution

The fourth proportional to 316,583,999.10, 474,875,998.65 and 265,565,663.10 is: 398,348,494.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,583,999.10 : 474,875,998.65 = 265,565,663.10 : x
  2. Step 2: Convert to fraction form
    316,583,999.10/474,875,998.65 = 265,565,663.10/x
  3. Step 3: Cross multiply
    316,583,999.10x = 474,875,998.65 × 265,565,663.10
  4. Step 4: Simplify right side
    316,583,999.10x = 126,110,759,471,761,952
  5. Step 5: Solve for x
    x = 126,110,759,471,761,952/316,583,999.10
  6. Step 6: Final answer
    x = 398,348,494.65

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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.