Home / 101,541,909.60-152,312,864.40-97,118,920.80

Finding the Fourth Proportional to 101,541,909.60, 152,312,864.40 and 97,118,920.80

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Solution

The fourth proportional to 101,541,909.60, 152,312,864.40 and 97,118,920.80 is: 145,678,381.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,541,909.60 : 152,312,864.40 = 97,118,920.80 : x
  2. Step 2: Convert to fraction form
    101,541,909.60/152,312,864.40 = 97,118,920.80/x
  3. Step 3: Cross multiply
    101,541,909.60x = 152,312,864.40 × 97,118,920.80
  4. Step 4: Simplify right side
    101,541,909.60x = 14,792,461,014,484,740
  5. Step 5: Solve for x
    x = 14,792,461,014,484,740/101,541,909.60
  6. Step 6: Final answer
    x = 145,678,381.20

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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.