Home / 12,587,451,423.40-17,370,594,597.18-6,871,735,848.88

Finding the Fourth Proportional to 12,587,451,423.40, 17,370,594,597.18 and 6,871,735,848.88

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Solution

The fourth proportional to 12,587,451,423.40, 17,370,594,597.18 and 6,871,735,848.88 is: 9,482,947,230.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,587,451,423.40 : 17,370,594,597.18 = 6,871,735,848.88 : x
  2. Step 2: Convert to fraction form
    12,587,451,423.40/17,370,594,597.18 = 6,871,735,848.88/x
  3. Step 3: Cross multiply
    12,587,451,423.40x = 17,370,594,597.18 × 6,871,735,848.88
  4. Step 4: Simplify right side
    12,587,451,423.40x = 119,366,137,609,803,055,104
  5. Step 5: Solve for x
    x = 119,366,137,609,803,055,104/12,587,451,423.40
  6. Step 6: Final answer
    x = 9,482,947,230.12

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.