Home / 1,034,307,619.95-1,427,374,802.30-564,439,217.07

Finding the Fourth Proportional to 1,034,307,619.95, 1,427,374,802.30 and 564,439,217.07

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Solution

The fourth proportional to 1,034,307,619.95, 1,427,374,802.30 and 564,439,217.07 is: 778,942,647.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,307,619.95 : 1,427,374,802.30 = 564,439,217.07 : x
  2. Step 2: Convert to fraction form
    1,034,307,619.95/1,427,374,802.30 = 564,439,217.07/x
  3. Step 3: Cross multiply
    1,034,307,619.95x = 1,427,374,802.30 × 564,439,217.07
  4. Step 4: Simplify right side
    1,034,307,619.95x = 805,666,315,872,835,968
  5. Step 5: Solve for x
    x = 805,666,315,872,835,968/1,034,307,619.95
  6. Step 6: Final answer
    x = 778,942,647.56

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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.