Home / 370,160,502.45-510,821,541.77-205,158,724.53

Finding the Fourth Proportional to 370,160,502.45, 510,821,541.77 and 205,158,724.53

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Solution

The fourth proportional to 370,160,502.45, 510,821,541.77 and 205,158,724.53 is: 283,119,066.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,160,502.45 : 510,821,541.77 = 205,158,724.53 : x
  2. Step 2: Convert to fraction form
    370,160,502.45/510,821,541.77 = 205,158,724.53/x
  3. Step 3: Cross multiply
    370,160,502.45x = 510,821,541.77 × 205,158,724.53
  4. Step 4: Simplify right side
    370,160,502.45x = 104,799,495,970,955,520
  5. Step 5: Solve for x
    x = 104,799,495,970,955,520/370,160,502.45
  6. Step 6: Final answer
    x = 283,119,066.67

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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.