Home / 1,465,105,875.60-2,197,658,813.40-544,791,781.20

Finding the Fourth Proportional to 1,465,105,875.60, 2,197,658,813.40 and 544,791,781.20

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Solution

The fourth proportional to 1,465,105,875.60, 2,197,658,813.40 and 544,791,781.20 is: 817,187,671.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,105,875.60 : 2,197,658,813.40 = 544,791,781.20 : x
  2. Step 2: Convert to fraction form
    1,465,105,875.60/2,197,658,813.40 = 544,791,781.20/x
  3. Step 3: Cross multiply
    1,465,105,875.60x = 2,197,658,813.40 × 544,791,781.20
  4. Step 4: Simplify right side
    1,465,105,875.60x = 1,197,266,459,422,064,640
  5. Step 5: Solve for x
    x = 1,197,266,459,422,064,640/1,465,105,875.60
  6. Step 6: Final answer
    x = 817,187,671.80

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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.