Home / 897,156,600.30-1,345,734,900.45-877,001,208.30

Finding the Fourth Proportional to 897,156,600.30, 1,345,734,900.45 and 877,001,208.30

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Solution

The fourth proportional to 897,156,600.30, 1,345,734,900.45 and 877,001,208.30 is: 1,315,501,812.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,156,600.30 : 1,345,734,900.45 = 877,001,208.30 : x
  2. Step 2: Convert to fraction form
    897,156,600.30/1,345,734,900.45 = 877,001,208.30/x
  3. Step 3: Cross multiply
    897,156,600.30x = 1,345,734,900.45 × 877,001,208.30
  4. Step 4: Simplify right side
    897,156,600.30x = 1,180,211,133,746,130,176
  5. Step 5: Solve for x
    x = 1,180,211,133,746,130,176/897,156,600.30
  6. Step 6: Final answer
    x = 1,315,501,812.45

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1.5x scale

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.