Home / 205,973,341.20-308,960,011.80-62,373,315.60

Finding the Fourth Proportional to 205,973,341.20, 308,960,011.80 and 62,373,315.60

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Solution

The fourth proportional to 205,973,341.20, 308,960,011.80 and 62,373,315.60 is: 93,559,973.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,973,341.20 : 308,960,011.80 = 62,373,315.60 : x
  2. Step 2: Convert to fraction form
    205,973,341.20/308,960,011.80 = 62,373,315.60/x
  3. Step 3: Cross multiply
    205,973,341.20x = 308,960,011.80 × 62,373,315.60
  4. Step 4: Simplify right side
    205,973,341.20x = 19,270,860,323,781,124
  5. Step 5: Solve for x
    x = 19,270,860,323,781,124/205,973,341.20
  6. Step 6: Final answer
    x = 93,559,973.40

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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.