Home / 28,938,193,393.66-43,402,475,569.11-8,764,822,933.72

Finding the Fourth Proportional to 28,938,193,393.66, 43,402,475,569.11 and 8,764,822,933.72

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Solution

The fourth proportional to 28,938,193,393.66, 43,402,475,569.11 and 8,764,822,933.72 is: 13,145,776,174.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,938,193,393.66 : 43,402,475,569.11 = 8,764,822,933.72 : x
  2. Step 2: Convert to fraction form
    28,938,193,393.66/43,402,475,569.11 = 8,764,822,933.72/x
  3. Step 3: Cross multiply
    28,938,193,393.66x = 43,402,475,569.11 × 8,764,822,933.72
  4. Step 4: Simplify right side
    28,938,193,393.66x = 380,415,013,248,140,312,576
  5. Step 5: Solve for x
    x = 380,415,013,248,140,312,576/28,938,193,393.66
  6. Step 6: Final answer
    x = 13,145,776,174.52

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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.