Home / 69,708,107.03-96,196,656.80-38,345,482.40

Finding the Fourth Proportional to 69,708,107.03, 96,196,656.80 and 38,345,482.40

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Solution

The fourth proportional to 69,708,107.03, 96,196,656.80 and 38,345,482.40 is: 52,916,473.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,708,107.03 : 96,196,656.80 = 38,345,482.40 : x
  2. Step 2: Convert to fraction form
    69,708,107.03/96,196,656.80 = 38,345,482.40/x
  3. Step 3: Cross multiply
    69,708,107.03x = 96,196,656.80 × 38,345,482.40
  4. Step 4: Simplify right side
    69,708,107.03x = 3,688,707,210,263,240
  5. Step 5: Solve for x
    x = 3,688,707,210,263,240/69,708,107.03
  6. Step 6: Final answer
    x = 52,916,473.67

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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.