Home / 8,087,772,030.10-12,131,658,045.15-6,618,443,953.30

Finding the Fourth Proportional to 8,087,772,030.10, 12,131,658,045.15 and 6,618,443,953.30

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Solution

The fourth proportional to 8,087,772,030.10, 12,131,658,045.15 and 6,618,443,953.30 is: 9,927,665,929.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087,772,030.10 : 12,131,658,045.15 = 6,618,443,953.30 : x
  2. Step 2: Convert to fraction form
    8,087,772,030.10/12,131,658,045.15 = 6,618,443,953.30/x
  3. Step 3: Cross multiply
    8,087,772,030.10x = 12,131,658,045.15 × 6,618,443,953.30
  4. Step 4: Simplify right side
    8,087,772,030.10x = 80,292,698,832,426,319,872
  5. Step 5: Solve for x
    x = 80,292,698,832,426,319,872/8,087,772,030.10
  6. Step 6: Final answer
    x = 9,927,665,929.95

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Double scale
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Similar ratio
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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.