Home / 245,051,430.30-367,577,145.45-243,616,539.60

Finding the Fourth Proportional to 245,051,430.30, 367,577,145.45 and 243,616,539.60

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Solution

The fourth proportional to 245,051,430.30, 367,577,145.45 and 243,616,539.60 is: 365,424,809.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,051,430.30 : 367,577,145.45 = 243,616,539.60 : x
  2. Step 2: Convert to fraction form
    245,051,430.30/367,577,145.45 = 243,616,539.60/x
  3. Step 3: Cross multiply
    245,051,430.30x = 367,577,145.45 × 243,616,539.60
  4. Step 4: Simplify right side
    245,051,430.30x = 89,547,872,210,574,880
  5. Step 5: Solve for x
    x = 89,547,872,210,574,880/245,051,430.30
  6. Step 6: Final answer
    x = 365,424,809.40

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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.