Home / 42,130,158,463.18-63,188,510,645.85-12,277,506,733.35

Finding the Fourth Proportional to 42,130,158,463.18, 63,188,510,645.85 and 12,277,506,733.35

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Solution

The fourth proportional to 42,130,158,463.18, 63,188,510,645.85 and 12,277,506,733.35 is: 18,414,299,713.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,130,158,463.18 : 63,188,510,645.85 = 12,277,506,733.35 : x
  2. Step 2: Convert to fraction form
    42,130,158,463.18/63,188,510,645.85 = 12,277,506,733.35/x
  3. Step 3: Cross multiply
    42,130,158,463.18x = 63,188,510,645.85 × 12,277,506,733.35
  4. Step 4: Simplify right side
    42,130,158,463.18x = 775,797,364,924,781,559,808
  5. Step 5: Solve for x
    x = 775,797,364,924,781,559,808/42,130,158,463.18
  6. Step 6: Final answer
    x = 18,414,299,713.66

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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.