Home / 148,946,355.63-205,574,280.08-93,217,680.90

Finding the Fourth Proportional to 148,946,355.63, 205,574,280.08 and 93,217,680.90

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Solution

The fourth proportional to 148,946,355.63, 205,574,280.08 and 93,217,680.90 is: 128,658,116.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,946,355.63 : 205,574,280.08 = 93,217,680.90 : x
  2. Step 2: Convert to fraction form
    148,946,355.63/205,574,280.08 = 93,217,680.90/x
  3. Step 3: Cross multiply
    148,946,355.63x = 205,574,280.08 × 93,217,680.90
  4. Step 4: Simplify right side
    148,946,355.63x = 19,163,157,641,278,580
  5. Step 5: Solve for x
    x = 19,163,157,641,278,580/148,946,355.63
  6. Step 6: Final answer
    x = 128,658,116.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.