Home / 2,779,125,693.09-3,835,260,088.88-1,509,020,209.32

Finding the Fourth Proportional to 2,779,125,693.09, 3,835,260,088.88 and 1,509,020,209.32

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Solution

The fourth proportional to 2,779,125,693.09, 3,835,260,088.88 and 1,509,020,209.32 is: 2,082,484,069.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,125,693.09 : 3,835,260,088.88 = 1,509,020,209.32 : x
  2. Step 2: Convert to fraction form
    2,779,125,693.09/3,835,260,088.88 = 1,509,020,209.32/x
  3. Step 3: Cross multiply
    2,779,125,693.09x = 3,835,260,088.88 × 1,509,020,209.32
  4. Step 4: Simplify right side
    2,779,125,693.09x = 5,787,484,982,110,793,728
  5. Step 5: Solve for x
    x = 5,787,484,982,110,793,728/2,779,125,693.09
  6. Step 6: Final answer
    x = 2,082,484,069.18

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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.