Home / 219,249,868.94-328,889,935.86-63,804,962.42

Finding the Fourth Proportional to 219,249,868.94, 328,889,935.86 and 63,804,962.42

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Solution

The fourth proportional to 219,249,868.94, 328,889,935.86 and 63,804,962.42 is: 95,711,847.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,249,868.94 : 328,889,935.86 = 63,804,962.42 : x
  2. Step 2: Convert to fraction form
    219,249,868.94/328,889,935.86 = 63,804,962.42/x
  3. Step 3: Cross multiply
    219,249,868.94x = 328,889,935.86 × 63,804,962.42
  4. Step 4: Simplify right side
    219,249,868.94x = 20,984,809,997,863,512
  5. Step 5: Solve for x
    x = 20,984,809,997,863,512/219,249,868.94
  6. Step 6: Final answer
    x = 95,711,847.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.