Home / 140,013,944.09-210,020,916.13-37,777,981.71

Finding the Fourth Proportional to 140,013,944.09, 210,020,916.13 and 37,777,981.71

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Solution

The fourth proportional to 140,013,944.09, 210,020,916.13 and 37,777,981.71 is: 56,666,972.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,013,944.09 : 210,020,916.13 = 37,777,981.71 : x
  2. Step 2: Convert to fraction form
    140,013,944.09/210,020,916.13 = 37,777,981.71/x
  3. Step 3: Cross multiply
    140,013,944.09x = 210,020,916.13 × 37,777,981.71
  4. Step 4: Simplify right side
    140,013,944.09x = 7,934,166,328,433,246
  5. Step 5: Solve for x
    x = 7,934,166,328,433,246/140,013,944.09
  6. Step 6: Final answer
    x = 56,666,972.57

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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.