Home / 345,341,357,530.72-476,539,091,368.98-191,013,715,495.60

Finding the Fourth Proportional to 345,341,357,530.72, 476,539,091,368.98 and 191,013,715,495.60

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Solution

The fourth proportional to 345,341,357,530.72, 476,539,091,368.98 and 191,013,715,495.60 is: 263,581,237,625.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,341,357,530.72 : 476,539,091,368.98 = 191,013,715,495.60 : x
  2. Step 2: Convert to fraction form
    345,341,357,530.72/476,539,091,368.98 = 191,013,715,495.60/x
  3. Step 3: Cross multiply
    345,341,357,530.72x = 476,539,091,368.98 × 191,013,715,495.60
  4. Step 4: Simplify right side
    345,341,357,530.72x = 91,025,502,421,286,079,430,656
  5. Step 5: Solve for x
    x = 91,025,502,421,286,079,430,656/345,341,357,530.72
  6. Step 6: Final answer
    x = 263,581,237,625.70

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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.