Home / 5,131,032,459.55-7,693,742,947.74-4,074,243,795.20

Finding the Fourth Proportional to 5,131,032,459.55, 7,693,742,947.74 and 4,074,243,795.20

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Solution

The fourth proportional to 5,131,032,459.55, 7,693,742,947.74 and 4,074,243,795.20 is: 6,109,137,822.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,131,032,459.55 : 7,693,742,947.74 = 4,074,243,795.20 : x
  2. Step 2: Convert to fraction form
    5,131,032,459.55/7,693,742,947.74 = 4,074,243,795.20/x
  3. Step 3: Cross multiply
    5,131,032,459.55x = 7,693,742,947.74 × 4,074,243,795.20
  4. Step 4: Simplify right side
    5,131,032,459.55x = 31,346,184,466,658,689,024
  5. Step 5: Solve for x
    x = 31,346,184,466,658,689,024/5,131,032,459.55
  6. Step 6: Final answer
    x = 6,109,137,822.41

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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.