Home / 403,989,683.83-606,010,127.01-170,776,931.65

Finding the Fourth Proportional to 403,989,683.83, 606,010,127.01 and 170,776,931.65

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Solution

The fourth proportional to 403,989,683.83, 606,010,127.01 and 170,776,931.65 is: 256,176,219.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,989,683.83 : 606,010,127.01 = 170,776,931.65 : x
  2. Step 2: Convert to fraction form
    403,989,683.83/606,010,127.01 = 170,776,931.65/x
  3. Step 3: Cross multiply
    403,989,683.83x = 606,010,127.01 × 170,776,931.65
  4. Step 4: Simplify right side
    403,989,683.83x = 103,492,550,037,439,152
  5. Step 5: Solve for x
    x = 103,492,550,037,439,152/403,989,683.83
  6. Step 6: Final answer
    x = 256,176,219.79

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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.