Home / 1,435,487,573.16-1,981,341,430.39-934,943,667.16

Finding the Fourth Proportional to 1,435,487,573.16, 1,981,341,430.39 and 934,943,667.16

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Solution

The fourth proportional to 1,435,487,573.16, 1,981,341,430.39 and 934,943,667.16 is: 1,290,462,319.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,487,573.16 : 1,981,341,430.39 = 934,943,667.16 : x
  2. Step 2: Convert to fraction form
    1,435,487,573.16/1,981,341,430.39 = 934,943,667.16/x
  3. Step 3: Cross multiply
    1,435,487,573.16x = 1,981,341,430.39 × 934,943,667.16
  4. Step 4: Simplify right side
    1,435,487,573.16x = 1,852,442,622,824,866,560
  5. Step 5: Solve for x
    x = 1,852,442,622,824,866,560/1,435,487,573.16
  6. Step 6: Final answer
    x = 1,290,462,319.19

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Double scale
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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.