Home / 678,118,716,036.90-1,017,178,074,055.40-552,594,477,600.90

Finding the Fourth Proportional to 678,118,716,036.90, 1,017,178,074,055.40 and 552,594,477,600.90

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Solution

The fourth proportional to 678,118,716,036.90, 1,017,178,074,055.40 and 552,594,477,600.90 is: 828,891,716,401.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    678,118,716,036.90 : 1,017,178,074,055.40 = 552,594,477,600.90 : x
  2. Step 2: Convert to fraction form
    678,118,716,036.90/1,017,178,074,055.40 = 552,594,477,600.90/x
  3. Step 3: Cross multiply
    678,118,716,036.90x = 1,017,178,074,055.40 × 552,594,477,600.90
  4. Step 4: Simplify right side
    678,118,716,036.90x = 562,086,986,459,733,376,892,928
  5. Step 5: Solve for x
    x = 562,086,986,459,733,376,892,928/678,118,716,036.90
  6. Step 6: Final answer
    x = 828,891,716,401.39

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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.