Home / 91,035,648,748.80-136,553,473,123.20-38,692,543,622.40

Finding the Fourth Proportional to 91,035,648,748.80, 136,553,473,123.20 and 38,692,543,622.40

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Solution

The fourth proportional to 91,035,648,748.80, 136,553,473,123.20 and 38,692,543,622.40 is: 58,038,815,433.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,035,648,748.80 : 136,553,473,123.20 = 38,692,543,622.40 : x
  2. Step 2: Convert to fraction form
    91,035,648,748.80/136,553,473,123.20 = 38,692,543,622.40/x
  3. Step 3: Cross multiply
    91,035,648,748.80x = 136,553,473,123.20 × 38,692,543,622.40
  4. Step 4: Simplify right side
    91,035,648,748.80x = 5,283,601,215,609,642,156,032
  5. Step 5: Solve for x
    x = 5,283,601,215,609,642,156,032/91,035,648,748.80
  6. Step 6: Final answer
    x = 58,038,815,433.60

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1.5x scale

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.