Home / 202,153,877,830.42-303,249,457,708.53-66,016,715,788.92

Finding the Fourth Proportional to 202,153,877,830.42, 303,249,457,708.53 and 66,016,715,788.92

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Solution

The fourth proportional to 202,153,877,830.42, 303,249,457,708.53 and 66,016,715,788.92 is: 99,031,161,200.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,153,877,830.42 : 303,249,457,708.53 = 66,016,715,788.92 : x
  2. Step 2: Convert to fraction form
    202,153,877,830.42/303,249,457,708.53 = 66,016,715,788.92/x
  3. Step 3: Cross multiply
    202,153,877,830.42x = 303,249,457,708.53 × 66,016,715,788.92
  4. Step 4: Simplify right side
    202,153,877,830.42x = 20,019,533,262,688,140,394,496
  5. Step 5: Solve for x
    x = 20,019,533,262,688,140,394,496/202,153,877,830.42
  6. Step 6: Final answer
    x = 99,031,161,200.29

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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.