Home / 79,248,022.60-118,872,033.90-51,506,802.40

Finding the Fourth Proportional to 79,248,022.60, 118,872,033.90 and 51,506,802.40

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Solution

The fourth proportional to 79,248,022.60, 118,872,033.90 and 51,506,802.40 is: 77,260,203.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,248,022.60 : 118,872,033.90 = 51,506,802.40 : x
  2. Step 2: Convert to fraction form
    79,248,022.60/118,872,033.90 = 51,506,802.40/x
  3. Step 3: Cross multiply
    79,248,022.60x = 118,872,033.90 × 51,506,802.40
  4. Step 4: Simplify right side
    79,248,022.60x = 6,122,718,360,973,401
  5. Step 5: Solve for x
    x = 6,122,718,360,973,401/79,248,022.60
  6. Step 6: Final answer
    x = 77,260,203.60

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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.