Home / 289,047,925.30-433,502,465.90-133,452,236.68

Finding the Fourth Proportional to 289,047,925.30, 433,502,465.90 and 133,452,236.68

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Solution

The fourth proportional to 289,047,925.30, 433,502,465.90 and 133,452,236.68 is: 200,146,303.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,047,925.30 : 433,502,465.90 = 133,452,236.68 : x
  2. Step 2: Convert to fraction form
    289,047,925.30/433,502,465.90 = 133,452,236.68/x
  3. Step 3: Cross multiply
    289,047,925.30x = 433,502,465.90 × 133,452,236.68
  4. Step 4: Simplify right side
    289,047,925.30x = 57,851,873,680,650,432
  5. Step 5: Solve for x
    x = 57,851,873,680,650,432/289,047,925.30
  6. Step 6: Final answer
    x = 200,146,303.15

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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.