Home / 612,931,657.60-845,863,551.64-334,491,116.88

Finding the Fourth Proportional to 612,931,657.60, 845,863,551.64 and 334,491,116.88

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Solution

The fourth proportional to 612,931,657.60, 845,863,551.64 and 334,491,116.88 is: 461,607,490.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,931,657.60 : 845,863,551.64 = 334,491,116.88 : x
  2. Step 2: Convert to fraction form
    612,931,657.60/845,863,551.64 = 334,491,116.88/x
  3. Step 3: Cross multiply
    612,931,657.60x = 845,863,551.64 × 334,491,116.88
  4. Step 4: Simplify right side
    612,931,657.60x = 282,933,844,116,147,136
  5. Step 5: Solve for x
    x = 282,933,844,116,147,136/612,931,657.60
  6. Step 6: Final answer
    x = 461,607,490.18

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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.