Home / 898,618,072.80-1,347,927,109.20-586,881,343.20

Finding the Fourth Proportional to 898,618,072.80, 1,347,927,109.20 and 586,881,343.20

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Solution

The fourth proportional to 898,618,072.80, 1,347,927,109.20 and 586,881,343.20 is: 880,322,014.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,618,072.80 : 1,347,927,109.20 = 586,881,343.20 : x
  2. Step 2: Convert to fraction form
    898,618,072.80/1,347,927,109.20 = 586,881,343.20/x
  3. Step 3: Cross multiply
    898,618,072.80x = 1,347,927,109.20 × 586,881,343.20
  4. Step 4: Simplify right side
    898,618,072.80x = 791,073,272,382,989,184
  5. Step 5: Solve for x
    x = 791,073,272,382,989,184/898,618,072.80
  6. Step 6: Final answer
    x = 880,322,014.80

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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.