Home / 105,070,739,454.04-144,997,760,275.45-56,898,865,762.70

Finding the Fourth Proportional to 105,070,739,454.04, 144,997,760,275.45 and 56,898,865,762.70

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Solution

The fourth proportional to 105,070,739,454.04, 144,997,760,275.45 and 56,898,865,762.70 is: 78,520,510,473.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,070,739,454.04 : 144,997,760,275.45 = 56,898,865,762.70 : x
  2. Step 2: Convert to fraction form
    105,070,739,454.04/144,997,760,275.45 = 56,898,865,762.70/x
  3. Step 3: Cross multiply
    105,070,739,454.04x = 144,997,760,275.45 × 56,898,865,762.70
  4. Step 4: Simplify right side
    105,070,739,454.04x = 8,250,208,097,804,984,778,752
  5. Step 5: Solve for x
    x = 8,250,208,097,804,984,778,752/105,070,739,454.04
  6. Step 6: Final answer
    x = 78,520,510,473.93

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.