Home / 1,145,114,559.40-1,717,671,839.10-531,494,847.40

Finding the Fourth Proportional to 1,145,114,559.40, 1,717,671,839.10 and 531,494,847.40

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Solution

The fourth proportional to 1,145,114,559.40, 1,717,671,839.10 and 531,494,847.40 is: 797,242,271.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,114,559.40 : 1,717,671,839.10 = 531,494,847.40 : x
  2. Step 2: Convert to fraction form
    1,145,114,559.40/1,717,671,839.10 = 531,494,847.40/x
  3. Step 3: Cross multiply
    1,145,114,559.40x = 1,717,671,839.10 × 531,494,847.40
  4. Step 4: Simplify right side
    1,145,114,559.40x = 912,933,732,005,731,712
  5. Step 5: Solve for x
    x = 912,933,732,005,731,712/1,145,114,559.40
  6. Step 6: Final answer
    x = 797,242,271.10

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Double scale
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1.5x scale

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.