Home / 152,782,952.04-210,840,496.56-83,168,861.40

Finding the Fourth Proportional to 152,782,952.04, 210,840,496.56 and 83,168,861.40

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Solution

The fourth proportional to 152,782,952.04, 210,840,496.56 and 83,168,861.40 is: 114,773,041.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,782,952.04 : 210,840,496.56 = 83,168,861.40 : x
  2. Step 2: Convert to fraction form
    152,782,952.04/210,840,496.56 = 83,168,861.40/x
  3. Step 3: Cross multiply
    152,782,952.04x = 210,840,496.56 × 83,168,861.40
  4. Step 4: Simplify right side
    152,782,952.04x = 17,535,364,035,905,818
  5. Step 5: Solve for x
    x = 17,535,364,035,905,818/152,782,952.04
  6. Step 6: Final answer
    x = 114,773,041.11

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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.