Home / 315,054,869.29-434,799,757.74-173,953,292.52

Finding the Fourth Proportional to 315,054,869.29, 434,799,757.74 and 173,953,292.52

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Solution

The fourth proportional to 315,054,869.29, 434,799,757.74 and 173,953,292.52 is: 240,068,816.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,054,869.29 : 434,799,757.74 = 173,953,292.52 : x
  2. Step 2: Convert to fraction form
    315,054,869.29/434,799,757.74 = 173,953,292.52/x
  3. Step 3: Cross multiply
    315,054,869.29x = 434,799,757.74 × 173,953,292.52
  4. Step 4: Simplify right side
    315,054,869.29x = 75,634,849,445,771,360
  5. Step 5: Solve for x
    x = 75,634,849,445,771,360/315,054,869.29
  6. Step 6: Final answer
    x = 240,068,816.00

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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.