Home / 282,898,219,259.52-390,397,556,567.52-154,439,667,864

Finding the Fourth Proportional to 282,898,219,259.52, 390,397,556,567.52 and 154,439,667,864

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Solution

The fourth proportional to 282,898,219,259.52, 390,397,556,567.52 and 154,439,667,864 is: 213,125,657,450.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,898,219,259.52 : 390,397,556,567.52 = 154,439,667,864 : x
  2. Step 2: Convert to fraction form
    282,898,219,259.52/390,397,556,567.52 = 154,439,667,864/x
  3. Step 3: Cross multiply
    282,898,219,259.52x = 390,397,556,567.52 × 154,439,667,864
  4. Step 4: Simplify right side
    282,898,219,259.52x = 60,292,868,971,204,947,476,480
  5. Step 5: Solve for x
    x = 60,292,868,971,204,947,476,480/282,898,219,259.52
  6. Step 6: Final answer
    x = 213,125,657,450.30

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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.