Home / 121,385,903.10-182,015,869.05-44,669,442.30

Finding the Fourth Proportional to 121,385,903.10, 182,015,869.05 and 44,669,442.30

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Solution

The fourth proportional to 121,385,903.10, 182,015,869.05 and 44,669,442.30 is: 66,980,985.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,385,903.10 : 182,015,869.05 = 44,669,442.30 : x
  2. Step 2: Convert to fraction form
    121,385,903.10/182,015,869.05 = 44,669,442.30/x
  3. Step 3: Cross multiply
    121,385,903.10x = 182,015,869.05 × 44,669,442.30
  4. Step 4: Simplify right side
    121,385,903.10x = 8,130,547,360,213,331
  5. Step 5: Solve for x
    x = 8,130,547,360,213,331/121,385,903.10
  6. Step 6: Final answer
    x = 66,980,985.04

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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.