Home / 945,001,665.60-1,417,502,498.40-434,398,401.60

Finding the Fourth Proportional to 945,001,665.60, 1,417,502,498.40 and 434,398,401.60

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Solution

The fourth proportional to 945,001,665.60, 1,417,502,498.40 and 434,398,401.60 is: 651,597,602.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,001,665.60 : 1,417,502,498.40 = 434,398,401.60 : x
  2. Step 2: Convert to fraction form
    945,001,665.60/1,417,502,498.40 = 434,398,401.60/x
  3. Step 3: Cross multiply
    945,001,665.60x = 1,417,502,498.40 × 434,398,401.60
  4. Step 4: Simplify right side
    945,001,665.60x = 615,760,819,568,966,656
  5. Step 5: Solve for x
    x = 615,760,819,568,966,656/945,001,665.60
  6. Step 6: Final answer
    x = 651,597,602.40

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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.