Home / 8,942,390,404.63-12,340,139,471.95-4,873,205,701.74

Finding the Fourth Proportional to 8,942,390,404.63, 12,340,139,471.95 and 4,873,205,701.74

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Solution

The fourth proportional to 8,942,390,404.63, 12,340,139,471.95 and 4,873,205,701.74 is: 6,724,828,073.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,942,390,404.63 : 12,340,139,471.95 = 4,873,205,701.74 : x
  2. Step 2: Convert to fraction form
    8,942,390,404.63/12,340,139,471.95 = 4,873,205,701.74/x
  3. Step 3: Cross multiply
    8,942,390,404.63x = 12,340,139,471.95 × 4,873,205,701.74
  4. Step 4: Simplify right side
    8,942,390,404.63x = 60,136,038,034,973,573,120
  5. Step 5: Solve for x
    x = 60,136,038,034,973,573,120/8,942,390,404.63
  6. Step 6: Final answer
    x = 6,724,828,073.25

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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.