Home / 3,139,128,061.10-4,708,692,091.65-3,071,103,613.10

Finding the Fourth Proportional to 3,139,128,061.10, 4,708,692,091.65 and 3,071,103,613.10

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Solution

The fourth proportional to 3,139,128,061.10, 4,708,692,091.65 and 3,071,103,613.10 is: 4,606,655,419.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139,128,061.10 : 4,708,692,091.65 = 3,071,103,613.10 : x
  2. Step 2: Convert to fraction form
    3,139,128,061.10/4,708,692,091.65 = 3,071,103,613.10/x
  3. Step 3: Cross multiply
    3,139,128,061.10x = 4,708,692,091.65 × 3,071,103,613.10
  4. Step 4: Simplify right side
    3,139,128,061.10x = 14,460,881,295,641,710,592
  5. Step 5: Solve for x
    x = 14,460,881,295,641,710,592/3,139,128,061.10
  6. Step 6: Final answer
    x = 4,606,655,419.65

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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.