Home / 207,833,499.08-286,810,988.99-112,464,008.16

Finding the Fourth Proportional to 207,833,499.08, 286,810,988.99 and 112,464,008.16

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Solution

The fourth proportional to 207,833,499.08, 286,810,988.99 and 112,464,008.16 is: 155,200,742.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,833,499.08 : 286,810,988.99 = 112,464,008.16 : x
  2. Step 2: Convert to fraction form
    207,833,499.08/286,810,988.99 = 112,464,008.16/x
  3. Step 3: Cross multiply
    207,833,499.08x = 286,810,988.99 × 112,464,008.16
  4. Step 4: Simplify right side
    207,833,499.08x = 32,255,913,405,144,340
  5. Step 5: Solve for x
    x = 32,255,913,405,144,340/207,833,499.08
  6. Step 6: Final answer
    x = 155,200,742.65

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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.