Home / 537,192,007.20-805,788,010.80-307,184,342.40

Finding the Fourth Proportional to 537,192,007.20, 805,788,010.80 and 307,184,342.40

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Solution

The fourth proportional to 537,192,007.20, 805,788,010.80 and 307,184,342.40 is: 460,776,513.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,192,007.20 : 805,788,010.80 = 307,184,342.40 : x
  2. Step 2: Convert to fraction form
    537,192,007.20/805,788,010.80 = 307,184,342.40/x
  3. Step 3: Cross multiply
    537,192,007.20x = 805,788,010.80 × 307,184,342.40
  4. Step 4: Simplify right side
    537,192,007.20x = 247,525,460,211,402,080
  5. Step 5: Solve for x
    x = 247,525,460,211,402,080/537,192,007.20
  6. Step 6: Final answer
    x = 460,776,513.60

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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.