Home / 98,908,417.88-136,368,177.50-70,684,501.26

Finding the Fourth Proportional to 98,908,417.88, 136,368,177.50 and 70,684,501.26

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Solution

The fourth proportional to 98,908,417.88, 136,368,177.50 and 70,684,501.26 is: 97,454,967.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,908,417.88 : 136,368,177.50 = 70,684,501.26 : x
  2. Step 2: Convert to fraction form
    98,908,417.88/136,368,177.50 = 70,684,501.26/x
  3. Step 3: Cross multiply
    98,908,417.88x = 136,368,177.50 × 70,684,501.26
  4. Step 4: Simplify right side
    98,908,417.88x = 9,639,116,614,612,792
  5. Step 5: Solve for x
    x = 9,639,116,614,612,792/98,908,417.88
  6. Step 6: Final answer
    x = 97,454,967.14

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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.