Home / 832,896,340.20-1,249,344,510.30-424,749,652.20

Finding the Fourth Proportional to 832,896,340.20, 1,249,344,510.30 and 424,749,652.20

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Solution

The fourth proportional to 832,896,340.20, 1,249,344,510.30 and 424,749,652.20 is: 637,124,478.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,896,340.20 : 1,249,344,510.30 = 424,749,652.20 : x
  2. Step 2: Convert to fraction form
    832,896,340.20/1,249,344,510.30 = 424,749,652.20/x
  3. Step 3: Cross multiply
    832,896,340.20x = 1,249,344,510.30 × 424,749,652.20
  4. Step 4: Simplify right side
    832,896,340.20x = 530,658,646,227,904,256
  5. Step 5: Solve for x
    x = 530,658,646,227,904,256/832,896,340.20
  6. Step 6: Final answer
    x = 637,124,478.30

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Double scale
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Similar ratio
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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.