Home / 358,368,071.10-537,651,639.45-153,994,055.10

Finding the Fourth Proportional to 358,368,071.10, 537,651,639.45 and 153,994,055.10

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Solution

The fourth proportional to 358,368,071.10, 537,651,639.45 and 153,994,055.10 is: 231,033,852.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,368,071.10 : 537,651,639.45 = 153,994,055.10 : x
  2. Step 2: Convert to fraction form
    358,368,071.10/537,651,639.45 = 153,994,055.10/x
  3. Step 3: Cross multiply
    358,368,071.10x = 537,651,639.45 × 153,994,055.10
  4. Step 4: Simplify right side
    358,368,071.10x = 82,795,156,190,068,640
  5. Step 5: Solve for x
    x = 82,795,156,190,068,640/358,368,071.10
  6. Step 6: Final answer
    x = 231,033,852.81

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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.