Home / 134,724,904.49-185,751,834.63-112,430,068.81

Finding the Fourth Proportional to 134,724,904.49, 185,751,834.63 and 112,430,068.81

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Solution

The fourth proportional to 134,724,904.49, 185,751,834.63 and 112,430,068.81 is: 155,012,851.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,724,904.49 : 185,751,834.63 = 112,430,068.81 : x
  2. Step 2: Convert to fraction form
    134,724,904.49/185,751,834.63 = 112,430,068.81/x
  3. Step 3: Cross multiply
    134,724,904.49x = 185,751,834.63 × 112,430,068.81
  4. Step 4: Simplify right side
    134,724,904.49x = 20,884,091,548,148,648
  5. Step 5: Solve for x
    x = 20,884,091,548,148,648/134,724,904.49
  6. Step 6: Final answer
    x = 155,012,851.02

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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.