Home / 345,341,357,512.18-476,539,091,343.45-191,013,715,477.12

Finding the Fourth Proportional to 345,341,357,512.18, 476,539,091,343.45 and 191,013,715,477.12

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Solution

The fourth proportional to 345,341,357,512.18, 476,539,091,343.45 and 191,013,715,477.12 is: 263,581,237,600.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,341,357,512.18 : 476,539,091,343.45 = 191,013,715,477.12 : x
  2. Step 2: Convert to fraction form
    345,341,357,512.18/476,539,091,343.45 = 191,013,715,477.12/x
  3. Step 3: Cross multiply
    345,341,357,512.18x = 476,539,091,343.45 × 191,013,715,477.12
  4. Step 4: Simplify right side
    345,341,357,512.18x = 91,025,502,407,603,051,823,104
  5. Step 5: Solve for x
    x = 91,025,502,407,603,051,823,104/345,341,357,512.18
  6. Step 6: Final answer
    x = 263,581,237,600.23

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1.5x scale

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.