Home / 1,323,254,578.80-1,984,881,868.20-1,302,847,244.40

Finding the Fourth Proportional to 1,323,254,578.80, 1,984,881,868.20 and 1,302,847,244.40

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Solution

The fourth proportional to 1,323,254,578.80, 1,984,881,868.20 and 1,302,847,244.40 is: 1,954,270,866.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,254,578.80 : 1,984,881,868.20 = 1,302,847,244.40 : x
  2. Step 2: Convert to fraction form
    1,323,254,578.80/1,984,881,868.20 = 1,302,847,244.40/x
  3. Step 3: Cross multiply
    1,323,254,578.80x = 1,984,881,868.20 × 1,302,847,244.40
  4. Step 4: Simplify right side
    1,323,254,578.80x = 2,585,997,872,443,894,272
  5. Step 5: Solve for x
    x = 2,585,997,872,443,894,272/1,323,254,578.80
  6. Step 6: Final answer
    x = 1,954,270,866.60

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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.