Home / 113,153,396,486.26-156,151,842,011.13-61,712,080,689.47

Finding the Fourth Proportional to 113,153,396,486.26, 156,151,842,011.13 and 61,712,080,689.47

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Solution

The fourth proportional to 113,153,396,486.26, 156,151,842,011.13 and 61,712,080,689.47 is: 85,162,755,809.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,153,396,486.26 : 156,151,842,011.13 = 61,712,080,689.47 : x
  2. Step 2: Convert to fraction form
    113,153,396,486.26/156,151,842,011.13 = 61,712,080,689.47/x
  3. Step 3: Cross multiply
    113,153,396,486.26x = 156,151,842,011.13 × 61,712,080,689.47
  4. Step 4: Simplify right side
    113,153,396,486.26x = 9,636,455,073,999,445,032,960
  5. Step 5: Solve for x
    x = 9,636,455,073,999,445,032,960/113,153,396,486.26
  6. Step 6: Final answer
    x = 85,162,755,809.72

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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.