Home / 736,799,807.66-1,017,242,609.74-469,026,727.67

Finding the Fourth Proportional to 736,799,807.66, 1,017,242,609.74 and 469,026,727.67

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Solution

The fourth proportional to 736,799,807.66, 1,017,242,609.74 and 469,026,727.67 is: 647,548,991.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,799,807.66 : 1,017,242,609.74 = 469,026,727.67 : x
  2. Step 2: Convert to fraction form
    736,799,807.66/1,017,242,609.74 = 469,026,727.67/x
  3. Step 3: Cross multiply
    736,799,807.66x = 1,017,242,609.74 × 469,026,727.67
  4. Step 4: Simplify right side
    736,799,807.66x = 477,113,972,486,584,320
  5. Step 5: Solve for x
    x = 477,113,972,486,584,320/736,799,807.66
  6. Step 6: Final answer
    x = 647,548,991.64

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1.5x scale

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.