Home / 153,256,315,510.40-229,884,473,265.60-90,564,984,233.60

Finding the Fourth Proportional to 153,256,315,510.40, 229,884,473,265.60 and 90,564,984,233.60

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Solution

The fourth proportional to 153,256,315,510.40, 229,884,473,265.60 and 90,564,984,233.60 is: 135,847,476,350.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,256,315,510.40 : 229,884,473,265.60 = 90,564,984,233.60 : x
  2. Step 2: Convert to fraction form
    153,256,315,510.40/229,884,473,265.60 = 90,564,984,233.60/x
  3. Step 3: Cross multiply
    153,256,315,510.40x = 229,884,473,265.60 × 90,564,984,233.60
  4. Step 4: Simplify right side
    153,256,315,510.40x = 20,819,483,696,848,508,551,168
  5. Step 5: Solve for x
    x = 20,819,483,696,848,508,551,168/153,256,315,510.40
  6. Step 6: Final answer
    x = 135,847,476,350.40

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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.