Home / 140,656,031.70-210,816,085.95-58,774,751.70

Finding the Fourth Proportional to 140,656,031.70, 210,816,085.95 and 58,774,751.70

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Solution

The fourth proportional to 140,656,031.70, 210,816,085.95 and 58,774,751.70 is: 88,091,942.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,656,031.70 : 210,816,085.95 = 58,774,751.70 : x
  2. Step 2: Convert to fraction form
    140,656,031.70/210,816,085.95 = 58,774,751.70/x
  3. Step 3: Cross multiply
    140,656,031.70x = 210,816,085.95 × 58,774,751.70
  4. Step 4: Simplify right side
    140,656,031.70x = 12,390,663,106,077,108
  5. Step 5: Solve for x
    x = 12,390,663,106,077,108/140,656,031.70
  6. Step 6: Final answer
    x = 88,091,942.85

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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.