Home / 9,169,168,887.40-12,653,377,001.12-5,154,857,050.46

Finding the Fourth Proportional to 9,169,168,887.40, 12,653,377,001.12 and 5,154,857,050.46

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Solution

The fourth proportional to 9,169,168,887.40, 12,653,377,001.12 and 5,154,857,050.46 is: 7,113,659,967.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,169,168,887.40 : 12,653,377,001.12 = 5,154,857,050.46 : x
  2. Step 2: Convert to fraction form
    9,169,168,887.40/12,653,377,001.12 = 5,154,857,050.46/x
  3. Step 3: Cross multiply
    9,169,168,887.40x = 12,653,377,001.12 × 5,154,857,050.46
  4. Step 4: Simplify right side
    9,169,168,887.40x = 65,226,349,646,351,851,520
  5. Step 5: Solve for x
    x = 65,226,349,646,351,851,520/9,169,168,887.40
  6. Step 6: Final answer
    x = 7,113,659,967.15

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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.