Home / 747,905,988.52-1,126,963,987.81-614,578,070.44

Finding the Fourth Proportional to 747,905,988.52, 1,126,963,987.81 and 614,578,070.44

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Solution

The fourth proportional to 747,905,988.52, 1,126,963,987.81 and 614,578,070.44 is: 926,062,050.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,905,988.52 : 1,126,963,987.81 = 614,578,070.44 : x
  2. Step 2: Convert to fraction form
    747,905,988.52/1,126,963,987.81 = 614,578,070.44/x
  3. Step 3: Cross multiply
    747,905,988.52x = 1,126,963,987.81 × 614,578,070.44
  4. Step 4: Simplify right side
    747,905,988.52x = 692,607,353,083,637,504
  5. Step 5: Solve for x
    x = 692,607,353,083,637,504/747,905,988.52
  6. Step 6: Final answer
    x = 926,062,050.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.