Home / 201,205,041.60-301,807,562.40-99,168,369.60

Finding the Fourth Proportional to 201,205,041.60, 301,807,562.40 and 99,168,369.60

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Solution

The fourth proportional to 201,205,041.60, 301,807,562.40 and 99,168,369.60 is: 148,752,554.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,205,041.60 : 301,807,562.40 = 99,168,369.60 : x
  2. Step 2: Convert to fraction form
    201,205,041.60/301,807,562.40 = 99,168,369.60/x
  3. Step 3: Cross multiply
    201,205,041.60x = 301,807,562.40 × 99,168,369.60
  4. Step 4: Simplify right side
    201,205,041.60x = 29,929,763,896,158,260
  5. Step 5: Solve for x
    x = 29,929,763,896,158,260/201,205,041.60
  6. Step 6: Final answer
    x = 148,752,554.40

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1.5x scale

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.