Home / 460,988,642.83-636,169,261.77-252,140,319.67

Finding the Fourth Proportional to 460,988,642.83, 636,169,261.77 and 252,140,319.67

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Solution

The fourth proportional to 460,988,642.83, 636,169,261.77 and 252,140,319.67 is: 347,956,340.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,988,642.83 : 636,169,261.77 = 252,140,319.67 : x
  2. Step 2: Convert to fraction form
    460,988,642.83/636,169,261.77 = 252,140,319.67/x
  3. Step 3: Cross multiply
    460,988,642.83x = 636,169,261.77 × 252,140,319.67
  4. Step 4: Simplify right side
    460,988,642.83x = 160,403,921,026,915,712
  5. Step 5: Solve for x
    x = 160,403,921,026,915,712/460,988,642.83
  6. Step 6: Final answer
    x = 347,956,340.19

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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.