Home / 82,944,730.60-124,417,095.90-77,901,735.40

Finding the Fourth Proportional to 82,944,730.60, 124,417,095.90 and 77,901,735.40

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Solution

The fourth proportional to 82,944,730.60, 124,417,095.90 and 77,901,735.40 is: 116,852,603.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,944,730.60 : 124,417,095.90 = 77,901,735.40 : x
  2. Step 2: Convert to fraction form
    82,944,730.60/124,417,095.90 = 77,901,735.40/x
  3. Step 3: Cross multiply
    82,944,730.60x = 124,417,095.90 × 77,901,735.40
  4. Step 4: Simplify right side
    82,944,730.60x = 9,692,307,684,038,226
  5. Step 5: Solve for x
    x = 9,692,307,684,038,226/82,944,730.60
  6. Step 6: Final answer
    x = 116,852,603.10

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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.