Home / 66,528,051.10-99,792,076.65-47,157,026.65

Finding the Fourth Proportional to 66,528,051.10, 99,792,076.65 and 47,157,026.65

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Solution

The fourth proportional to 66,528,051.10, 99,792,076.65 and 47,157,026.65 is: 70,735,539.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,528,051.10 : 99,792,076.65 = 47,157,026.65 : x
  2. Step 2: Convert to fraction form
    66,528,051.10/99,792,076.65 = 47,157,026.65/x
  3. Step 3: Cross multiply
    66,528,051.10x = 99,792,076.65 × 47,157,026.65
  4. Step 4: Simplify right side
    66,528,051.10x = 4,705,897,618,042,893
  5. Step 5: Solve for x
    x = 4,705,897,618,042,893/66,528,051.10
  6. Step 6: Final answer
    x = 70,735,539.98

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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.