Home / 42,602,856,514.80-63,904,284,772.20-19,338,495,298.80

Finding the Fourth Proportional to 42,602,856,514.80, 63,904,284,772.20 and 19,338,495,298.80

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Solution

The fourth proportional to 42,602,856,514.80, 63,904,284,772.20 and 19,338,495,298.80 is: 29,007,742,948.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,602,856,514.80 : 63,904,284,772.20 = 19,338,495,298.80 : x
  2. Step 2: Convert to fraction form
    42,602,856,514.80/63,904,284,772.20 = 19,338,495,298.80/x
  3. Step 3: Cross multiply
    42,602,856,514.80x = 63,904,284,772.20 × 19,338,495,298.80
  4. Step 4: Simplify right side
    42,602,856,514.80x = 1,235,812,710,640,366,125,056
  5. Step 5: Solve for x
    x = 1,235,812,710,640,366,125,056/42,602,856,514.80
  6. Step 6: Final answer
    x = 29,007,742,948.20

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1.5x scale

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.