Home / 105,070,739,455.04-144,997,760,276.83-56,898,865,763.70

Finding the Fourth Proportional to 105,070,739,455.04, 144,997,760,276.83 and 56,898,865,763.70

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Solution

The fourth proportional to 105,070,739,455.04, 144,997,760,276.83 and 56,898,865,763.70 is: 78,520,510,475.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,070,739,455.04 : 144,997,760,276.83 = 56,898,865,763.70 : x
  2. Step 2: Convert to fraction form
    105,070,739,455.04/144,997,760,276.83 = 56,898,865,763.70/x
  3. Step 3: Cross multiply
    105,070,739,455.04x = 144,997,760,276.83 × 56,898,865,763.70
  4. Step 4: Simplify right side
    105,070,739,455.04x = 8,250,208,098,028,501,336,064
  5. Step 5: Solve for x
    x = 8,250,208,098,028,501,336,064/105,070,739,455.04
  6. Step 6: Final answer
    x = 78,520,510,475.31

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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.