Home / 837,502,643.40-1,155,762,200.51-461,194,224.85

Finding the Fourth Proportional to 837,502,643.40, 1,155,762,200.51 and 461,194,224.85

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Solution

The fourth proportional to 837,502,643.40, 1,155,762,200.51 and 461,194,224.85 is: 636,452,740.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,502,643.40 : 1,155,762,200.51 = 461,194,224.85 : x
  2. Step 2: Convert to fraction form
    837,502,643.40/1,155,762,200.51 = 461,194,224.85/x
  3. Step 3: Cross multiply
    837,502,643.40x = 1,155,762,200.51 × 461,194,224.85
  4. Step 4: Simplify right side
    837,502,643.40x = 533,030,852,175,139,776
  5. Step 5: Solve for x
    x = 533,030,852,175,139,776/837,502,643.40
  6. Step 6: Final answer
    x = 636,452,740.03

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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.