Home / 870,434,610.50-1,201,194,646.11-473,956,650.75

Finding the Fourth Proportional to 870,434,610.50, 1,201,194,646.11 and 473,956,650.75

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Solution

The fourth proportional to 870,434,610.50, 1,201,194,646.11 and 473,956,650.75 is: 654,057,392.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,434,610.50 : 1,201,194,646.11 = 473,956,650.75 : x
  2. Step 2: Convert to fraction form
    870,434,610.50/1,201,194,646.11 = 473,956,650.75/x
  3. Step 3: Cross multiply
    870,434,610.50x = 1,201,194,646.11 × 473,956,650.75
  4. Step 4: Simplify right side
    870,434,610.50x = 569,314,191,364,306,048
  5. Step 5: Solve for x
    x = 569,314,191,364,306,048/870,434,610.50
  6. Step 6: Final answer
    x = 654,057,392.13

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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.