Home / 130,880,354,492.64-196,377,226,033.99-70,303,948,870.32

Finding the Fourth Proportional to 130,880,354,492.64, 196,377,226,033.99 and 70,303,948,870.32

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Solution

The fourth proportional to 130,880,354,492.64, 196,377,226,033.99 and 70,303,948,870.32 is: 105,486,377,324.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,880,354,492.64 : 196,377,226,033.99 = 70,303,948,870.32 : x
  2. Step 2: Convert to fraction form
    130,880,354,492.64/196,377,226,033.99 = 70,303,948,870.32/x
  3. Step 3: Cross multiply
    130,880,354,492.64x = 196,377,226,033.99 × 70,303,948,870.32
  4. Step 4: Simplify right side
    130,880,354,492.64x = 13,806,094,458,388,907,819,008
  5. Step 5: Solve for x
    x = 13,806,094,458,388,907,819,008/130,880,354,492.64
  6. Step 6: Final answer
    x = 105,486,377,324.61

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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.