Home / 70,711,420.64-97,590,254.63-42,833,313.41

Finding the Fourth Proportional to 70,711,420.64, 97,590,254.63 and 42,833,313.41

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Solution

The fourth proportional to 70,711,420.64, 97,590,254.63 and 42,833,313.41 is: 59,115,117.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,711,420.64 : 97,590,254.63 = 42,833,313.41 : x
  2. Step 2: Convert to fraction form
    70,711,420.64/97,590,254.63 = 42,833,313.41/x
  3. Step 3: Cross multiply
    70,711,420.64x = 97,590,254.63 × 42,833,313.41
  4. Step 4: Simplify right side
    70,711,420.64x = 4,180,113,961,626,376
  5. Step 5: Solve for x
    x = 4,180,113,961,626,376/70,711,420.64
  6. Step 6: Final answer
    x = 59,115,117.81

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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.