Home / 93,620,539.80-140,430,809.70-64,899,106.20

Finding the Fourth Proportional to 93,620,539.80, 140,430,809.70 and 64,899,106.20

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Solution

The fourth proportional to 93,620,539.80, 140,430,809.70 and 64,899,106.20 is: 97,348,659.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,620,539.80 : 140,430,809.70 = 64,899,106.20 : x
  2. Step 2: Convert to fraction form
    93,620,539.80/140,430,809.70 = 64,899,106.20/x
  3. Step 3: Cross multiply
    93,620,539.80x = 140,430,809.70 × 64,899,106.20
  4. Step 4: Simplify right side
    93,620,539.80x = 9,113,834,032,472,290
  5. Step 5: Solve for x
    x = 9,113,834,032,472,290/93,620,539.80
  6. Step 6: Final answer
    x = 97,348,659.30

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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.