Home / 127,650,868,772.90-191,476,303,159.35-125,909,442,904.10

Finding the Fourth Proportional to 127,650,868,772.90, 191,476,303,159.35 and 125,909,442,904.10

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Solution

The fourth proportional to 127,650,868,772.90, 191,476,303,159.35 and 125,909,442,904.10 is: 188,864,164,356.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,650,868,772.90 : 191,476,303,159.35 = 125,909,442,904.10 : x
  2. Step 2: Convert to fraction form
    127,650,868,772.90/191,476,303,159.35 = 125,909,442,904.10/x
  3. Step 3: Cross multiply
    127,650,868,772.90x = 191,476,303,159.35 × 125,909,442,904.10
  4. Step 4: Simplify right side
    127,650,868,772.90x = 24,108,674,660,130,323,693,568
  5. Step 5: Solve for x
    x = 24,108,674,660,130,323,693,568/127,650,868,772.90
  6. Step 6: Final answer
    x = 188,864,164,356.15

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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.