Home / 973,831,385.28-1,343,103,707.52-856,105,000.32

Finding the Fourth Proportional to 973,831,385.28, 1,343,103,707.52 and 856,105,000.32

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Solution

The fourth proportional to 973,831,385.28, 1,343,103,707.52 and 856,105,000.32 is: 1,180,736,026.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,831,385.28 : 1,343,103,707.52 = 856,105,000.32 : x
  2. Step 2: Convert to fraction form
    973,831,385.28/1,343,103,707.52 = 856,105,000.32/x
  3. Step 3: Cross multiply
    973,831,385.28x = 1,343,103,707.52 × 856,105,000.32
  4. Step 4: Simplify right side
    973,831,385.28x = 1,149,837,799,956,202,880
  5. Step 5: Solve for x
    x = 1,149,837,799,956,202,880/973,831,385.28
  6. Step 6: Final answer
    x = 1,180,736,026.11

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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.