Home / 86,357,951.24-129,572,731.02-37,810,747.40

Finding the Fourth Proportional to 86,357,951.24, 129,572,731.02 and 37,810,747.40

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Solution

The fourth proportional to 86,357,951.24, 129,572,731.02 and 37,810,747.40 is: 56,731,797.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,357,951.24 : 129,572,731.02 = 37,810,747.40 : x
  2. Step 2: Convert to fraction form
    86,357,951.24/129,572,731.02 = 37,810,747.40/x
  3. Step 3: Cross multiply
    86,357,951.24x = 129,572,731.02 × 37,810,747.40
  4. Step 4: Simplify right side
    86,357,951.24x = 4,899,241,802,525,364
  5. Step 5: Solve for x
    x = 4,899,241,802,525,364/86,357,951.24
  6. Step 6: Final answer
    x = 56,731,797.50

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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.