Home / 1,404,300,654.72-1,937,949,144.48-847,276,070.40

Finding the Fourth Proportional to 1,404,300,654.72, 1,937,949,144.48 and 847,276,070.40

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Solution

The fourth proportional to 1,404,300,654.72, 1,937,949,144.48 and 847,276,070.40 is: 1,169,249,569.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,300,654.72 : 1,937,949,144.48 = 847,276,070.40 : x
  2. Step 2: Convert to fraction form
    1,404,300,654.72/1,937,949,144.48 = 847,276,070.40/x
  3. Step 3: Cross multiply
    1,404,300,654.72x = 1,937,949,144.48 × 847,276,070.40
  4. Step 4: Simplify right side
    1,404,300,654.72x = 1,641,977,935,770,056,192
  5. Step 5: Solve for x
    x = 1,641,977,935,770,056,192/1,404,300,654.72
  6. Step 6: Final answer
    x = 1,169,249,569.35

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1.5x scale

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.