Home / 306,864,277.50-460,478,018.70-112,911,895.20

Finding the Fourth Proportional to 306,864,277.50, 460,478,018.70 and 112,911,895.20

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Solution

The fourth proportional to 306,864,277.50, 460,478,018.70 and 112,911,895.20 is: 169,434,664.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,864,277.50 : 460,478,018.70 = 112,911,895.20 : x
  2. Step 2: Convert to fraction form
    306,864,277.50/460,478,018.70 = 112,911,895.20/x
  3. Step 3: Cross multiply
    306,864,277.50x = 460,478,018.70 × 112,911,895.20
  4. Step 4: Simplify right side
    306,864,277.50x = 51,993,445,789,358,040
  5. Step 5: Solve for x
    x = 51,993,445,789,358,040/306,864,277.50
  6. Step 6: Final answer
    x = 169,434,664.12

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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.