Home / 13,280,088,503.70-18,326,477,642.24-7,258,590,419.83

Finding the Fourth Proportional to 13,280,088,503.70, 18,326,477,642.24 and 7,258,590,419.83

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Solution

The fourth proportional to 13,280,088,503.70, 18,326,477,642.24 and 7,258,590,419.83 is: 10,016,830,460.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,280,088,503.70 : 18,326,477,642.24 = 7,258,590,419.83 : x
  2. Step 2: Convert to fraction form
    13,280,088,503.70/18,326,477,642.24 = 7,258,590,419.83/x
  3. Step 3: Cross multiply
    13,280,088,503.70x = 18,326,477,642.24 × 7,258,590,419.83
  4. Step 4: Simplify right side
    13,280,088,503.70x = 133,024,395,043,193,487,360
  5. Step 5: Solve for x
    x = 133,024,395,043,193,487,360/13,280,088,503.70
  6. Step 6: Final answer
    x = 10,016,830,460.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.