Home / 199,346,532.60-299,075,786.10-97,113,905.40

Finding the Fourth Proportional to 199,346,532.60, 299,075,786.10 and 97,113,905.40

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Solution

The fourth proportional to 199,346,532.60, 299,075,786.10 and 97,113,905.40 is: 145,698,132.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,346,532.60 : 299,075,786.10 = 97,113,905.40 : x
  2. Step 2: Convert to fraction form
    199,346,532.60/299,075,786.10 = 97,113,905.40/x
  3. Step 3: Cross multiply
    199,346,532.60x = 299,075,786.10 × 97,113,905.40
  4. Step 4: Simplify right side
    199,346,532.60x = 29,044,417,598,746,040
  5. Step 5: Solve for x
    x = 29,044,417,598,746,040/199,346,532.60
  6. Step 6: Final answer
    x = 145,698,132.89

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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.