Home / 798,459,802.21-1,197,955,787.11-503,013,834.94

Finding the Fourth Proportional to 798,459,802.21, 1,197,955,787.11 and 503,013,834.94

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Solution

The fourth proportional to 798,459,802.21, 1,197,955,787.11 and 503,013,834.94 is: 754,688,379.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,459,802.21 : 1,197,955,787.11 = 503,013,834.94 : x
  2. Step 2: Convert to fraction form
    798,459,802.21/1,197,955,787.11 = 503,013,834.94/x
  3. Step 3: Cross multiply
    798,459,802.21x = 1,197,955,787.11 × 503,013,834.94
  4. Step 4: Simplify right side
    798,459,802.21x = 602,588,334,560,797,952
  5. Step 5: Solve for x
    x = 602,588,334,560,797,952/798,459,802.21
  6. Step 6: Final answer
    x = 754,688,379.92

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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.