Home / 82,912,692.40-124,369,038.60-63,780,816.40

Finding the Fourth Proportional to 82,912,692.40, 124,369,038.60 and 63,780,816.40

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Solution

The fourth proportional to 82,912,692.40, 124,369,038.60 and 63,780,816.40 is: 95,671,224.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,912,692.40 : 124,369,038.60 = 63,780,816.40 : x
  2. Step 2: Convert to fraction form
    82,912,692.40/124,369,038.60 = 63,780,816.40/x
  3. Step 3: Cross multiply
    82,912,692.40x = 124,369,038.60 × 63,780,816.40
  4. Step 4: Simplify right side
    82,912,692.40x = 7,932,358,816,791,112
  5. Step 5: Solve for x
    x = 7,932,358,816,791,112/82,912,692.40
  6. Step 6: Final answer
    x = 95,671,224.60

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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.