Home / 1,077,095,907.86-1,486,328,294.18-624,938,847.53

Finding the Fourth Proportional to 1,077,095,907.86, 1,486,328,294.18 and 624,938,847.53

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Solution

The fourth proportional to 1,077,095,907.86, 1,486,328,294.18 and 624,938,847.53 is: 862,378,442.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,095,907.86 : 1,486,328,294.18 = 624,938,847.53 : x
  2. Step 2: Convert to fraction form
    1,077,095,907.86/1,486,328,294.18 = 624,938,847.53/x
  3. Step 3: Cross multiply
    1,077,095,907.86x = 1,486,328,294.18 × 624,938,847.53
  4. Step 4: Simplify right side
    1,077,095,907.86x = 928,864,291,212,955,264
  5. Step 5: Solve for x
    x = 928,864,291,212,955,264/1,077,095,907.86
  6. Step 6: Final answer
    x = 862,378,442.29

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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.