Home / 190,679,023.56-286,021,192.86-54,364,407.24

Finding the Fourth Proportional to 190,679,023.56, 286,021,192.86 and 54,364,407.24

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Solution

The fourth proportional to 190,679,023.56, 286,021,192.86 and 54,364,407.24 is: 81,547,368.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,679,023.56 : 286,021,192.86 = 54,364,407.24 : x
  2. Step 2: Convert to fraction form
    190,679,023.56/286,021,192.86 = 54,364,407.24/x
  3. Step 3: Cross multiply
    190,679,023.56x = 286,021,192.86 × 54,364,407.24
  4. Step 4: Simplify right side
    190,679,023.56x = 15,549,372,607,911,622
  5. Step 5: Solve for x
    x = 15,549,372,607,911,622/190,679,023.56
  6. Step 6: Final answer
    x = 81,547,368.54

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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.