Home / 910,841,069.61-1,257,044,931-553,526,380.98

Finding the Fourth Proportional to 910,841,069.61, 1,257,044,931 and 553,526,380.98

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Solution

The fourth proportional to 910,841,069.61, 1,257,044,931 and 553,526,380.98 is: 763,917,608.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,841,069.61 : 1,257,044,931 = 553,526,380.98 : x
  2. Step 2: Convert to fraction form
    910,841,069.61/1,257,044,931 = 553,526,380.98/x
  3. Step 3: Cross multiply
    910,841,069.61x = 1,257,044,931 × 553,526,380.98
  4. Step 4: Simplify right side
    910,841,069.61x = 695,807,531,385,683,840
  5. Step 5: Solve for x
    x = 695,807,531,385,683,840/910,841,069.61
  6. Step 6: Final answer
    x = 763,917,608.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.