Home / 537,469,030.23-805,723,448.63-209,868,327.51

Finding the Fourth Proportional to 537,469,030.23, 805,723,448.63 and 209,868,327.51

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Solution

The fourth proportional to 537,469,030.23, 805,723,448.63 and 209,868,327.51 is: 314,615,025.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,469,030.23 : 805,723,448.63 = 209,868,327.51 : x
  2. Step 2: Convert to fraction form
    537,469,030.23/805,723,448.63 = 209,868,327.51/x
  3. Step 3: Cross multiply
    537,469,030.23x = 805,723,448.63 × 209,868,327.51
  4. Step 4: Simplify right side
    537,469,030.23x = 169,095,832,598,518,144
  5. Step 5: Solve for x
    x = 169,095,832,598,518,144/537,469,030.23
  6. Step 6: Final answer
    x = 314,615,025.40

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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.