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Finding the Fourth Proportional to 58,458,873.40, 87,688,310.10 and 58,458,873.40

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Solution

The fourth proportional to 58,458,873.40, 87,688,310.10 and 58,458,873.40 is: 87,688,310.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,458,873.40 : 87,688,310.10 = 58,458,873.40 : x
  2. Step 2: Convert to fraction form
    58,458,873.40/87,688,310.10 = 58,458,873.40/x
  3. Step 3: Cross multiply
    58,458,873.40x = 87,688,310.10 × 58,458,873.40
  4. Step 4: Simplify right side
    58,458,873.40x = 5,126,159,818,795,841
  5. Step 5: Solve for x
    x = 5,126,159,818,795,841/58,458,873.40
  6. Step 6: Final answer
    x = 87,688,310.10

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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.