Home / 292,486,123.94-438,778,510.18-98,351,390.93

Finding the Fourth Proportional to 292,486,123.94, 438,778,510.18 and 98,351,390.93

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Solution

The fourth proportional to 292,486,123.94, 438,778,510.18 and 98,351,390.93 is: 147,543,672.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,486,123.94 : 438,778,510.18 = 98,351,390.93 : x
  2. Step 2: Convert to fraction form
    292,486,123.94/438,778,510.18 = 98,351,390.93/x
  3. Step 3: Cross multiply
    292,486,123.94x = 438,778,510.18 × 98,351,390.93
  4. Step 4: Simplify right side
    292,486,123.94x = 43,154,476,783,956,392
  5. Step 5: Solve for x
    x = 43,154,476,783,956,392/292,486,123.94
  6. Step 6: Final answer
    x = 147,543,672.17

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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.