Home / 113,880,459.79-157,155,186.07-61,669,585.50

Finding the Fourth Proportional to 113,880,459.79, 157,155,186.07 and 61,669,585.50

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Solution

The fourth proportional to 113,880,459.79, 157,155,186.07 and 61,669,585.50 is: 85,104,110.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,880,459.79 : 157,155,186.07 = 61,669,585.50 : x
  2. Step 2: Convert to fraction form
    113,880,459.79/157,155,186.07 = 61,669,585.50/x
  3. Step 3: Cross multiply
    113,880,459.79x = 157,155,186.07 × 61,669,585.50
  4. Step 4: Simplify right side
    113,880,459.79x = 9,691,695,183,368,768
  5. Step 5: Solve for x
    x = 9,691,695,183,368,768/113,880,459.79
  6. Step 6: Final answer
    x = 85,104,110.06

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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.