Home / 599,119,809.60-898,679,714.40-490,280,692.80

Finding the Fourth Proportional to 599,119,809.60, 898,679,714.40 and 490,280,692.80

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Solution

The fourth proportional to 599,119,809.60, 898,679,714.40 and 490,280,692.80 is: 735,421,039.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,119,809.60 : 898,679,714.40 = 490,280,692.80 : x
  2. Step 2: Convert to fraction form
    599,119,809.60/898,679,714.40 = 490,280,692.80/x
  3. Step 3: Cross multiply
    599,119,809.60x = 898,679,714.40 × 490,280,692.80
  4. Step 4: Simplify right side
    599,119,809.60x = 440,605,312,981,338,112
  5. Step 5: Solve for x
    x = 440,605,312,981,338,112/599,119,809.60
  6. Step 6: Final answer
    x = 735,421,039.20

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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.