Home / 60,508,197,870.40-90,762,296,805.60-21,249,588,318.40

Finding the Fourth Proportional to 60,508,197,870.40, 90,762,296,805.60 and 21,249,588,318.40

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Solution

The fourth proportional to 60,508,197,870.40, 90,762,296,805.60 and 21,249,588,318.40 is: 31,874,382,477.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,508,197,870.40 : 90,762,296,805.60 = 21,249,588,318.40 : x
  2. Step 2: Convert to fraction form
    60,508,197,870.40/90,762,296,805.60 = 21,249,588,318.40/x
  3. Step 3: Cross multiply
    60,508,197,870.40x = 90,762,296,805.60 × 21,249,588,318.40
  4. Step 4: Simplify right side
    60,508,197,870.40x = 1,928,661,441,951,431,655,424
  5. Step 5: Solve for x
    x = 1,928,661,441,951,431,655,424/60,508,197,870.40
  6. Step 6: Final answer
    x = 31,874,382,477.60

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Double scale
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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.