Home / 86,911,973.23-130,286,913.72-29,363,998.81

Finding the Fourth Proportional to 86,911,973.23, 130,286,913.72 and 29,363,998.81

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Solution

The fourth proportional to 86,911,973.23, 130,286,913.72 and 29,363,998.81 is: 44,018,616.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,911,973.23 : 130,286,913.72 = 29,363,998.81 : x
  2. Step 2: Convert to fraction form
    86,911,973.23/130,286,913.72 = 29,363,998.81/x
  3. Step 3: Cross multiply
    86,911,973.23x = 130,286,913.72 × 29,363,998.81
  4. Step 4: Simplify right side
    86,911,973.23x = 3,825,744,779,432,652.50
  5. Step 5: Solve for x
    x = 3,825,744,779,432,652.50/86,911,973.23
  6. Step 6: Final answer
    x = 44,018,616.05

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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.