Home / 897,227,132.40-1,347,226,381.80-489,080,444.40

Finding the Fourth Proportional to 897,227,132.40, 1,347,226,381.80 and 489,080,444.40

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Solution

The fourth proportional to 897,227,132.40, 1,347,226,381.80 and 489,080,444.40 is: 734,376,005.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,227,132.40 : 1,347,226,381.80 = 489,080,444.40 : x
  2. Step 2: Convert to fraction form
    897,227,132.40/1,347,226,381.80 = 489,080,444.40/x
  3. Step 3: Cross multiply
    897,227,132.40x = 1,347,226,381.80 × 489,080,444.40
  4. Step 4: Simplify right side
    897,227,132.40x = 658,902,077,518,147,968
  5. Step 5: Solve for x
    x = 658,902,077,518,147,968/897,227,132.40
  6. Step 6: Final answer
    x = 734,376,005.50

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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.