Home / 1,437,696,078.40-2,156,544,117.60-576,671,003.20

Finding the Fourth Proportional to 1,437,696,078.40, 2,156,544,117.60 and 576,671,003.20

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Solution

The fourth proportional to 1,437,696,078.40, 2,156,544,117.60 and 576,671,003.20 is: 865,006,504.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,696,078.40 : 2,156,544,117.60 = 576,671,003.20 : x
  2. Step 2: Convert to fraction form
    1,437,696,078.40/2,156,544,117.60 = 576,671,003.20/x
  3. Step 3: Cross multiply
    1,437,696,078.40x = 2,156,544,117.60 × 576,671,003.20
  4. Step 4: Simplify right side
    1,437,696,078.40x = 1,243,616,459,741,450,752
  5. Step 5: Solve for x
    x = 1,243,616,459,741,450,752/1,437,696,078.40
  6. Step 6: Final answer
    x = 865,006,504.80

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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.