Home / 1,062,695,628.18-1,467,050,903.03-660,938,874.40

Finding the Fourth Proportional to 1,062,695,628.18, 1,467,050,903.03 and 660,938,874.40

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Solution

The fourth proportional to 1,062,695,628.18, 1,467,050,903.03 and 660,938,874.40 is: 912,425,860.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,695,628.18 : 1,467,050,903.03 = 660,938,874.40 : x
  2. Step 2: Convert to fraction form
    1,062,695,628.18/1,467,050,903.03 = 660,938,874.40/x
  3. Step 3: Cross multiply
    1,062,695,628.18x = 1,467,050,903.03 × 660,938,874.40
  4. Step 4: Simplify right side
    1,062,695,628.18x = 969,630,972,539,637,888
  5. Step 5: Solve for x
    x = 969,630,972,539,637,888/1,062,695,628.18
  6. Step 6: Final answer
    x = 912,425,860.07

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1.5x scale

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.