Home / 101,506,450.08-140,075,276.45-57,452,502.79

Finding the Fourth Proportional to 101,506,450.08, 140,075,276.45 and 57,452,502.79

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Solution

The fourth proportional to 101,506,450.08, 140,075,276.45 and 57,452,502.79 is: 79,282,402.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,506,450.08 : 140,075,276.45 = 57,452,502.79 : x
  2. Step 2: Convert to fraction form
    101,506,450.08/140,075,276.45 = 57,452,502.79/x
  3. Step 3: Cross multiply
    101,506,450.08x = 140,075,276.45 × 57,452,502.79
  4. Step 4: Simplify right side
    101,506,450.08x = 8,047,675,210,353,269
  5. Step 5: Solve for x
    x = 8,047,675,210,353,269/101,506,450.08
  6. Step 6: Final answer
    x = 79,282,402.29

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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.