Home / 112,334,559.30-168,501,838.95-105,616,095.30

Finding the Fourth Proportional to 112,334,559.30, 168,501,838.95 and 105,616,095.30

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Solution

The fourth proportional to 112,334,559.30, 168,501,838.95 and 105,616,095.30 is: 158,424,142.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,334,559.30 : 168,501,838.95 = 105,616,095.30 : x
  2. Step 2: Convert to fraction form
    112,334,559.30/168,501,838.95 = 105,616,095.30/x
  3. Step 3: Cross multiply
    112,334,559.30x = 168,501,838.95 × 105,616,095.30
  4. Step 4: Simplify right side
    112,334,559.30x = 17,796,506,280,768,450
  5. Step 5: Solve for x
    x = 17,796,506,280,768,450/112,334,559.30
  6. Step 6: Final answer
    x = 158,424,142.95

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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.