Home / 286,848,790.59-429,382,513.72-155,364,498.93

Finding the Fourth Proportional to 286,848,790.59, 429,382,513.72 and 155,364,498.93

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Solution

The fourth proportional to 286,848,790.59, 429,382,513.72 and 155,364,498.93 is: 232,564,338.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,848,790.59 : 429,382,513.72 = 155,364,498.93 : x
  2. Step 2: Convert to fraction form
    286,848,790.59/429,382,513.72 = 155,364,498.93/x
  3. Step 3: Cross multiply
    286,848,790.59x = 429,382,513.72 × 155,364,498.93
  4. Step 4: Simplify right side
    286,848,790.59x = 66,710,799,093,411,656
  5. Step 5: Solve for x
    x = 66,710,799,093,411,656/286,848,790.59
  6. Step 6: Final answer
    x = 232,564,338.01

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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.