Home / 219,215,341,079.84-328,824,464,458.44-84,924,745,549.04

Finding the Fourth Proportional to 219,215,341,079.84, 328,824,464,458.44 and 84,924,745,549.04

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Solution

The fourth proportional to 219,215,341,079.84, 328,824,464,458.44 and 84,924,745,549.04 is: 127,387,681,158.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,215,341,079.84 : 328,824,464,458.44 = 84,924,745,549.04 : x
  2. Step 2: Convert to fraction form
    219,215,341,079.84/328,824,464,458.44 = 84,924,745,549.04/x
  3. Step 3: Cross multiply
    219,215,341,079.84x = 328,824,464,458.44 × 84,924,745,549.04
  4. Step 4: Simplify right side
    219,215,341,079.84x = 27,925,333,974,430,722,818,048
  5. Step 5: Solve for x
    x = 27,925,333,974,430,722,818,048/219,215,341,079.84
  6. Step 6: Final answer
    x = 127,387,681,158.05

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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.