Home / 117,399,278.40-175,949,618.40-104,559,547.20

Finding the Fourth Proportional to 117,399,278.40, 175,949,618.40 and 104,559,547.20

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Solution

The fourth proportional to 117,399,278.40, 175,949,618.40 and 104,559,547.20 is: 156,706,350.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,399,278.40 : 175,949,618.40 = 104,559,547.20 : x
  2. Step 2: Convert to fraction form
    117,399,278.40/175,949,618.40 = 104,559,547.20/x
  3. Step 3: Cross multiply
    117,399,278.40x = 175,949,618.40 × 104,559,547.20
  4. Step 4: Simplify right side
    117,399,278.40x = 18,397,212,429,916,788
  5. Step 5: Solve for x
    x = 18,397,212,429,916,788/117,399,278.40
  6. Step 6: Final answer
    x = 156,706,350.16

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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.