Home / 1,918,124,303.02-2,647,011,505.80-1,038,058,007.02

Finding the Fourth Proportional to 1,918,124,303.02, 2,647,011,505.80 and 1,038,058,007.02

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Solution

The fourth proportional to 1,918,124,303.02, 2,647,011,505.80 and 1,038,058,007.02 is: 1,432,520,032.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,124,303.02 : 2,647,011,505.80 = 1,038,058,007.02 : x
  2. Step 2: Convert to fraction form
    1,918,124,303.02/2,647,011,505.80 = 1,038,058,007.02/x
  3. Step 3: Cross multiply
    1,918,124,303.02x = 2,647,011,505.80 × 1,038,058,007.02
  4. Step 4: Simplify right side
    1,918,124,303.02x = 2,747,751,488,269,757,440
  5. Step 5: Solve for x
    x = 2,747,751,488,269,757,440/1,918,124,303.02
  6. Step 6: Final answer
    x = 1,432,520,032.17

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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.