Home / 1,140,317,175.04-1,573,637,701.02-618,796,407.04

Finding the Fourth Proportional to 1,140,317,175.04, 1,573,637,701.02 and 618,796,407.04

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Solution

The fourth proportional to 1,140,317,175.04, 1,573,637,701.02 and 618,796,407.04 is: 853,939,041.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,317,175.04 : 1,573,637,701.02 = 618,796,407.04 : x
  2. Step 2: Convert to fraction form
    1,140,317,175.04/1,573,637,701.02 = 618,796,407.04/x
  3. Step 3: Cross multiply
    1,140,317,175.04x = 1,573,637,701.02 × 618,796,407.04
  4. Step 4: Simplify right side
    1,140,317,175.04x = 973,761,355,373,861,632
  5. Step 5: Solve for x
    x = 973,761,355,373,861,632/1,140,317,175.04
  6. Step 6: Final answer
    x = 853,939,041.42

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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.