Home / 282,030,565,116.07-423,101,680,276.92-80,574,015,342.44

Finding the Fourth Proportional to 282,030,565,116.07, 423,101,680,276.92 and 80,574,015,342.44

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Solution

The fourth proportional to 282,030,565,116.07, 423,101,680,276.92 and 80,574,015,342.44 is: 120,876,973,969.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,030,565,116.07 : 423,101,680,276.92 = 80,574,015,342.44 : x
  2. Step 2: Convert to fraction form
    282,030,565,116.07/423,101,680,276.92 = 80,574,015,342.44/x
  3. Step 3: Cross multiply
    282,030,565,116.07x = 423,101,680,276.92 × 80,574,015,342.44
  4. Step 4: Simplify right side
    282,030,565,116.07x = 34,091,001,278,042,579,402,752
  5. Step 5: Solve for x
    x = 34,091,001,278,042,579,402,752/282,030,565,116.07
  6. Step 6: Final answer
    x = 120,876,973,969.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.