Home / 64,701,206.40-97,051,809.60-30,688,982.40

Finding the Fourth Proportional to 64,701,206.40, 97,051,809.60 and 30,688,982.40

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Solution

The fourth proportional to 64,701,206.40, 97,051,809.60 and 30,688,982.40 is: 46,033,473.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,701,206.40 : 97,051,809.60 = 30,688,982.40 : x
  2. Step 2: Convert to fraction form
    64,701,206.40/97,051,809.60 = 30,688,982.40/x
  3. Step 3: Cross multiply
    64,701,206.40x = 97,051,809.60 × 30,688,982.40
  4. Step 4: Simplify right side
    64,701,206.40x = 2,978,421,276,702,550.50
  5. Step 5: Solve for x
    x = 2,978,421,276,702,550.50/64,701,206.40
  6. Step 6: Final answer
    x = 46,033,473.60

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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.