Home / 288,674,047.20-433,011,070.80-260,008,600.80

Finding the Fourth Proportional to 288,674,047.20, 433,011,070.80 and 260,008,600.80

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Solution

The fourth proportional to 288,674,047.20, 433,011,070.80 and 260,008,600.80 is: 390,012,901.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,674,047.20 : 433,011,070.80 = 260,008,600.80 : x
  2. Step 2: Convert to fraction form
    288,674,047.20/433,011,070.80 = 260,008,600.80/x
  3. Step 3: Cross multiply
    288,674,047.20x = 433,011,070.80 × 260,008,600.80
  4. Step 4: Simplify right side
    288,674,047.20x = 112,586,602,649,617,744
  5. Step 5: Solve for x
    x = 112,586,602,649,617,744/288,674,047.20
  6. Step 6: Final answer
    x = 390,012,901.20

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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.