Home / 243,578,117.10-365,367,175.65-191,922,051.90

Finding the Fourth Proportional to 243,578,117.10, 365,367,175.65 and 191,922,051.90

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Solution

The fourth proportional to 243,578,117.10, 365,367,175.65 and 191,922,051.90 is: 287,883,077.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,578,117.10 : 365,367,175.65 = 191,922,051.90 : x
  2. Step 2: Convert to fraction form
    243,578,117.10/365,367,175.65 = 191,922,051.90/x
  3. Step 3: Cross multiply
    243,578,117.10x = 365,367,175.65 × 191,922,051.90
  4. Step 4: Simplify right side
    243,578,117.10x = 70,122,018,047,655,712
  5. Step 5: Solve for x
    x = 70,122,018,047,655,712/243,578,117.10
  6. Step 6: Final answer
    x = 287,883,077.85

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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.