Home / 1,046,021,158.40-1,566,200,582.40-819,528,742.40

Finding the Fourth Proportional to 1,046,021,158.40, 1,566,200,582.40 and 819,528,742.40

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Solution

The fourth proportional to 1,046,021,158.40, 1,566,200,582.40 and 819,528,742.40 is: 1,227,074,981.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,021,158.40 : 1,566,200,582.40 = 819,528,742.40 : x
  2. Step 2: Convert to fraction form
    1,046,021,158.40/1,566,200,582.40 = 819,528,742.40/x
  3. Step 3: Cross multiply
    1,046,021,158.40x = 1,566,200,582.40 × 819,528,742.40
  4. Step 4: Simplify right side
    1,046,021,158.40x = 1,283,546,393,640,419,584
  5. Step 5: Solve for x
    x = 1,283,546,393,640,419,584/1,046,021,158.40
  6. Step 6: Final answer
    x = 1,227,074,981.55

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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.