Home / 8,721,578,641.92-12,035,717,299.44-4,761,280,309.92

Finding the Fourth Proportional to 8,721,578,641.92, 12,035,717,299.44 and 4,761,280,309.92

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Solution

The fourth proportional to 8,721,578,641.92, 12,035,717,299.44 and 4,761,280,309.92 is: 6,570,533,403.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,721,578,641.92 : 12,035,717,299.44 = 4,761,280,309.92 : x
  2. Step 2: Convert to fraction form
    8,721,578,641.92/12,035,717,299.44 = 4,761,280,309.92/x
  3. Step 3: Cross multiply
    8,721,578,641.92x = 12,035,717,299.44 × 4,761,280,309.92
  4. Step 4: Simplify right side
    8,721,578,641.92x = 57,305,423,793,587,191,808
  5. Step 5: Solve for x
    x = 57,305,423,793,587,191,808/8,721,578,641.92
  6. Step 6: Final answer
    x = 6,570,533,403.00

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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.