Home / 92,807,848.40-139,318,060.80-54,490,952.30

Finding the Fourth Proportional to 92,807,848.40, 139,318,060.80 and 54,490,952.30

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Solution

The fourth proportional to 92,807,848.40, 139,318,060.80 and 54,490,952.30 is: 81,798,834.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,807,848.40 : 139,318,060.80 = 54,490,952.30 : x
  2. Step 2: Convert to fraction form
    92,807,848.40/139,318,060.80 = 54,490,952.30/x
  3. Step 3: Cross multiply
    92,807,848.40x = 139,318,060.80 × 54,490,952.30
  4. Step 4: Simplify right side
    92,807,848.40x = 7,591,573,805,581,300
  5. Step 5: Solve for x
    x = 7,591,573,805,581,300/92,807,848.40
  6. Step 6: Final answer
    x = 81,798,834.22

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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.