Home / 681,258,225.59-940,136,763.18-367,992,577.96

Finding the Fourth Proportional to 681,258,225.59, 940,136,763.18 and 367,992,577.96

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Solution

The fourth proportional to 681,258,225.59, 940,136,763.18 and 367,992,577.96 is: 507,829,980.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,258,225.59 : 940,136,763.18 = 367,992,577.96 : x
  2. Step 2: Convert to fraction form
    681,258,225.59/940,136,763.18 = 367,992,577.96/x
  3. Step 3: Cross multiply
    681,258,225.59x = 940,136,763.18 × 367,992,577.96
  4. Step 4: Simplify right side
    681,258,225.59x = 345,963,351,117,578,176
  5. Step 5: Solve for x
    x = 345,963,351,117,578,176/681,258,225.59
  6. Step 6: Final answer
    x = 507,829,980.06

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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.