Home / 70,869,698.40-106,304,547.60-38,537,090.40

Finding the Fourth Proportional to 70,869,698.40, 106,304,547.60 and 38,537,090.40

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Solution

The fourth proportional to 70,869,698.40, 106,304,547.60 and 38,537,090.40 is: 57,805,635.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,869,698.40 : 106,304,547.60 = 38,537,090.40 : x
  2. Step 2: Convert to fraction form
    70,869,698.40/106,304,547.60 = 38,537,090.40/x
  3. Step 3: Cross multiply
    70,869,698.40x = 106,304,547.60 × 38,537,090.40
  4. Step 4: Simplify right side
    70,869,698.40x = 4,096,667,960,792,302.50
  5. Step 5: Solve for x
    x = 4,096,667,960,792,302.50/70,869,698.40
  6. Step 6: Final answer
    x = 57,805,635.60

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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.