Home / 756,397,575.36-1,044,314,366.40-474,526,388.16

Finding the Fourth Proportional to 756,397,575.36, 1,044,314,366.40 and 474,526,388.16

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Solution

The fourth proportional to 756,397,575.36, 1,044,314,366.40 and 474,526,388.16 is: 655,151,127.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,397,575.36 : 1,044,314,366.40 = 474,526,388.16 : x
  2. Step 2: Convert to fraction form
    756,397,575.36/1,044,314,366.40 = 474,526,388.16/x
  3. Step 3: Cross multiply
    756,397,575.36x = 1,044,314,366.40 × 474,526,388.16
  4. Step 4: Simplify right side
    756,397,575.36x = 495,554,724,391,390,848
  5. Step 5: Solve for x
    x = 495,554,724,391,390,848/756,397,575.36
  6. Step 6: Final answer
    x = 655,151,127.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.