Home / 145,047,444.85-217,579,688.07-41,408,686

Finding the Fourth Proportional to 145,047,444.85, 217,579,688.07 and 41,408,686

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Solution

The fourth proportional to 145,047,444.85, 217,579,688.07 and 41,408,686 is: 62,115,461.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,047,444.85 : 217,579,688.07 = 41,408,686 : x
  2. Step 2: Convert to fraction form
    145,047,444.85/217,579,688.07 = 41,408,686/x
  3. Step 3: Cross multiply
    145,047,444.85x = 217,579,688.07 × 41,408,686
  4. Step 4: Simplify right side
    145,047,444.85x = 9,009,688,983,268,576
  5. Step 5: Solve for x
    x = 9,009,688,983,268,576/145,047,444.85
  6. Step 6: Final answer
    x = 62,115,461.55

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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.