Home / 1,771,472,707.40-2,657,209,061.10-1,190,997,417.80

Finding the Fourth Proportional to 1,771,472,707.40, 2,657,209,061.10 and 1,190,997,417.80

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Solution

The fourth proportional to 1,771,472,707.40, 2,657,209,061.10 and 1,190,997,417.80 is: 1,786,496,126.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,472,707.40 : 2,657,209,061.10 = 1,190,997,417.80 : x
  2. Step 2: Convert to fraction form
    1,771,472,707.40/2,657,209,061.10 = 1,190,997,417.80/x
  3. Step 3: Cross multiply
    1,771,472,707.40x = 2,657,209,061.10 × 1,190,997,417.80
  4. Step 4: Simplify right side
    1,771,472,707.40x = 3,164,729,130,324,861,952
  5. Step 5: Solve for x
    x = 3,164,729,130,324,861,952/1,771,472,707.40
  6. Step 6: Final answer
    x = 1,786,496,126.70

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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.