Home / 70,885,605-97,822,222.38-38,290,557

Finding the Fourth Proportional to 70,885,605, 97,822,222.38 and 38,290,557

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Solution

The fourth proportional to 70,885,605, 97,822,222.38 and 38,290,557 is: 52,841,015.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,885,605 : 97,822,222.38 = 38,290,557 : x
  2. Step 2: Convert to fraction form
    70,885,605/97,822,222.38 = 38,290,557/x
  3. Step 3: Cross multiply
    70,885,605x = 97,822,222.38 × 38,290,557
  4. Step 4: Simplify right side
    70,885,605x = 3,745,667,381,908,065.50
  5. Step 5: Solve for x
    x = 3,745,667,381,908,065.50/70,885,605
  6. Step 6: Final answer
    x = 52,841,015.91

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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.