Home / 313,357,577.60-470,036,366.40-286,572,951.20

Finding the Fourth Proportional to 313,357,577.60, 470,036,366.40 and 286,572,951.20

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Solution

The fourth proportional to 313,357,577.60, 470,036,366.40 and 286,572,951.20 is: 429,859,426.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,357,577.60 : 470,036,366.40 = 286,572,951.20 : x
  2. Step 2: Convert to fraction form
    313,357,577.60/470,036,366.40 = 286,572,951.20/x
  3. Step 3: Cross multiply
    313,357,577.60x = 470,036,366.40 × 286,572,951.20
  4. Step 4: Simplify right side
    313,357,577.60x = 134,699,708,690,572,512
  5. Step 5: Solve for x
    x = 134,699,708,690,572,512/313,357,577.60
  6. Step 6: Final answer
    x = 429,859,426.80

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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.