Home / 12,036,374,316.12-18,038,855,621.54-6,724,271,901.45

Finding the Fourth Proportional to 12,036,374,316.12, 18,038,855,621.54 and 6,724,271,901.45

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Solution

The fourth proportional to 12,036,374,316.12, 18,038,855,621.54 and 6,724,271,901.45 is: 10,077,633,580.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,036,374,316.12 : 18,038,855,621.54 = 6,724,271,901.45 : x
  2. Step 2: Convert to fraction form
    12,036,374,316.12/18,038,855,621.54 = 6,724,271,901.45/x
  3. Step 3: Cross multiply
    12,036,374,316.12x = 18,038,855,621.54 × 6,724,271,901.45
  4. Step 4: Simplify right side
    12,036,374,316.12x = 121,298,169,990,234,800,128
  5. Step 5: Solve for x
    x = 121,298,169,990,234,800,128/12,036,374,316.12
  6. Step 6: Final answer
    x = 10,077,633,580.05

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Double scale
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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.