Home / 49,775,848.40-74,663,772.60-39,698,152.40

Finding the Fourth Proportional to 49,775,848.40, 74,663,772.60 and 39,698,152.40

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Solution

The fourth proportional to 49,775,848.40, 74,663,772.60 and 39,698,152.40 is: 59,547,228.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,775,848.40 : 74,663,772.60 = 39,698,152.40 : x
  2. Step 2: Convert to fraction form
    49,775,848.40/74,663,772.60 = 39,698,152.40/x
  3. Step 3: Cross multiply
    49,775,848.40x = 74,663,772.60 × 39,698,152.40
  4. Step 4: Simplify right side
    49,775,848.40x = 2,964,013,823,433,744
  5. Step 5: Solve for x
    x = 2,964,013,823,433,744/49,775,848.40
  6. Step 6: Final answer
    x = 59,547,228.60

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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.