Home / 70,767,377.18-97,662,122.79-39,829,550.30

Finding the Fourth Proportional to 70,767,377.18, 97,662,122.79 and 39,829,550.30

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Solution

The fourth proportional to 70,767,377.18, 97,662,122.79 and 39,829,550.30 is: 54,966,547.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,767,377.18 : 97,662,122.79 = 39,829,550.30 : x
  2. Step 2: Convert to fraction form
    70,767,377.18/97,662,122.79 = 39,829,550.30/x
  3. Step 3: Cross multiply
    70,767,377.18x = 97,662,122.79 × 39,829,550.30
  4. Step 4: Simplify right side
    70,767,377.18x = 3,889,838,432,069,081.50
  5. Step 5: Solve for x
    x = 3,889,838,432,069,081.50/70,767,377.18
  6. Step 6: Final answer
    x = 54,966,547.96

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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.