Home / 148,068,817.12-204,547,807.80-118,260,329.11

Finding the Fourth Proportional to 148,068,817.12, 204,547,807.80 and 118,260,329.11

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Solution

The fourth proportional to 148,068,817.12, 204,547,807.80 and 118,260,329.11 is: 163,369,246.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,068,817.12 : 204,547,807.80 = 118,260,329.11 : x
  2. Step 2: Convert to fraction form
    148,068,817.12/204,547,807.80 = 118,260,329.11/x
  3. Step 3: Cross multiply
    148,068,817.12x = 204,547,807.80 × 118,260,329.11
  4. Step 4: Simplify right side
    148,068,817.12x = 24,189,891,069,157,028
  5. Step 5: Solve for x
    x = 24,189,891,069,157,028/148,068,817.12
  6. Step 6: Final answer
    x = 163,369,246.41

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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.