Home / 208,025,458.30-286,936,904.28-133,779,886.84

Finding the Fourth Proportional to 208,025,458.30, 286,936,904.28 and 133,779,886.84

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Solution

The fourth proportional to 208,025,458.30, 286,936,904.28 and 133,779,886.84 is: 184,527,350.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,025,458.30 : 286,936,904.28 = 133,779,886.84 : x
  2. Step 2: Convert to fraction form
    208,025,458.30/286,936,904.28 = 133,779,886.84/x
  3. Step 3: Cross multiply
    208,025,458.30x = 286,936,904.28 × 133,779,886.84
  4. Step 4: Simplify right side
    208,025,458.30x = 38,386,386,584,798,312
  5. Step 5: Solve for x
    x = 38,386,386,584,798,312/208,025,458.30
  6. Step 6: Final answer
    x = 184,527,350.15

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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.