Home / 695,521,319.40-1,043,281,979.10-373,035,047.40

Finding the Fourth Proportional to 695,521,319.40, 1,043,281,979.10 and 373,035,047.40

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Solution

The fourth proportional to 695,521,319.40, 1,043,281,979.10 and 373,035,047.40 is: 559,552,571.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,521,319.40 : 1,043,281,979.10 = 373,035,047.40 : x
  2. Step 2: Convert to fraction form
    695,521,319.40/1,043,281,979.10 = 373,035,047.40/x
  3. Step 3: Cross multiply
    695,521,319.40x = 1,043,281,979.10 × 373,035,047.40
  4. Step 4: Simplify right side
    695,521,319.40x = 389,180,742,525,134,272
  5. Step 5: Solve for x
    x = 389,180,742,525,134,272/695,521,319.40
  6. Step 6: Final answer
    x = 559,552,571.10

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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.