Home / 12,271,072,030.40-18,406,608,045.60-10,230,338,590.40

Finding the Fourth Proportional to 12,271,072,030.40, 18,406,608,045.60 and 10,230,338,590.40

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Solution

The fourth proportional to 12,271,072,030.40, 18,406,608,045.60 and 10,230,338,590.40 is: 15,345,507,885.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,271,072,030.40 : 18,406,608,045.60 = 10,230,338,590.40 : x
  2. Step 2: Convert to fraction form
    12,271,072,030.40/18,406,608,045.60 = 10,230,338,590.40/x
  3. Step 3: Cross multiply
    12,271,072,030.40x = 18,406,608,045.60 × 10,230,338,590.40
  4. Step 4: Simplify right side
    12,271,072,030.40x = 188,305,832,607,268,765,696
  5. Step 5: Solve for x
    x = 188,305,832,607,268,765,696/12,271,072,030.40
  6. Step 6: Final answer
    x = 15,345,507,885.60

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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.