Home / 632,128,175,041.15-872,334,681,944.05-343,096,433,670.74

Finding the Fourth Proportional to 632,128,175,041.15, 872,334,681,944.05 and 343,096,433,670.74

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Solution

The fourth proportional to 632,128,175,041.15, 872,334,681,944.05 and 343,096,433,670.74 is: 473,471,884,594.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,128,175,041.15 : 872,334,681,944.05 = 343,096,433,670.74 : x
  2. Step 2: Convert to fraction form
    632,128,175,041.15/872,334,681,944.05 = 343,096,433,670.74/x
  3. Step 3: Cross multiply
    632,128,175,041.15x = 872,334,681,944.05 × 343,096,433,670.74
  4. Step 4: Simplify right side
    632,128,175,041.15x = 299,294,918,342,302,828,068,864
  5. Step 5: Solve for x
    x = 299,294,918,342,302,828,068,864/632,128,175,041.15
  6. Step 6: Final answer
    x = 473,471,884,594.96

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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.