Home / 243,083,702.81-335,455,500.26-133,075,415.81

Finding the Fourth Proportional to 243,083,702.81, 335,455,500.26 and 133,075,415.81

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Solution

The fourth proportional to 243,083,702.81, 335,455,500.26 and 133,075,415.81 is: 183,644,068.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,083,702.81 : 335,455,500.26 = 133,075,415.81 : x
  2. Step 2: Convert to fraction form
    243,083,702.81/335,455,500.26 = 133,075,415.81/x
  3. Step 3: Cross multiply
    243,083,702.81x = 335,455,500.26 × 133,075,415.81
  4. Step 4: Simplify right side
    243,083,702.81x = 44,640,880,182,851,064
  5. Step 5: Solve for x
    x = 44,640,880,182,851,064/243,083,702.81
  6. Step 6: Final answer
    x = 183,644,068.55

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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.