Home / 58,443,045.40-87,664,568.10-48,947,966.20

Finding the Fourth Proportional to 58,443,045.40, 87,664,568.10 and 48,947,966.20

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Solution

The fourth proportional to 58,443,045.40, 87,664,568.10 and 48,947,966.20 is: 73,421,949.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,443,045.40 : 87,664,568.10 = 48,947,966.20 : x
  2. Step 2: Convert to fraction form
    58,443,045.40/87,664,568.10 = 48,947,966.20/x
  3. Step 3: Cross multiply
    58,443,045.40x = 87,664,568.10 × 48,947,966.20
  4. Step 4: Simplify right side
    58,443,045.40x = 4,291,002,316,296,398
  5. Step 5: Solve for x
    x = 4,291,002,316,296,398/58,443,045.40
  6. Step 6: Final answer
    x = 73,421,949.30

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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.