Home / 89,885,718.30-134,828,577.45-87,366,294.30

Finding the Fourth Proportional to 89,885,718.30, 134,828,577.45 and 87,366,294.30

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Solution

The fourth proportional to 89,885,718.30, 134,828,577.45 and 87,366,294.30 is: 131,049,441.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,885,718.30 : 134,828,577.45 = 87,366,294.30 : x
  2. Step 2: Convert to fraction form
    89,885,718.30/134,828,577.45 = 87,366,294.30/x
  3. Step 3: Cross multiply
    89,885,718.30x = 134,828,577.45 × 87,366,294.30
  4. Step 4: Simplify right side
    89,885,718.30x = 11,779,473,177,547,042
  5. Step 5: Solve for x
    x = 11,779,473,177,547,042/89,885,718.30
  6. Step 6: Final answer
    x = 131,049,441.45

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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.