Home / 154,931,948.41-232,343,607.26-45,727,981.69

Finding the Fourth Proportional to 154,931,948.41, 232,343,607.26 and 45,727,981.69

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Solution

The fourth proportional to 154,931,948.41, 232,343,607.26 and 45,727,981.69 is: 68,575,941.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,931,948.41 : 232,343,607.26 = 45,727,981.69 : x
  2. Step 2: Convert to fraction form
    154,931,948.41/232,343,607.26 = 45,727,981.69/x
  3. Step 3: Cross multiply
    154,931,948.41x = 232,343,607.26 × 45,727,981.69
  4. Step 4: Simplify right side
    154,931,948.41x = 10,624,604,218,573,830
  5. Step 5: Solve for x
    x = 10,624,604,218,573,830/154,931,948.41
  6. Step 6: Final answer
    x = 68,575,941.42

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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.