Home / 463,577,379,938.40-695,366,069,907.60-389,192,646,050.40

Finding the Fourth Proportional to 463,577,379,938.40, 695,366,069,907.60 and 389,192,646,050.40

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Solution

The fourth proportional to 463,577,379,938.40, 695,366,069,907.60 and 389,192,646,050.40 is: 583,788,969,075.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,577,379,938.40 : 695,366,069,907.60 = 389,192,646,050.40 : x
  2. Step 2: Convert to fraction form
    463,577,379,938.40/695,366,069,907.60 = 389,192,646,050.40/x
  3. Step 3: Cross multiply
    463,577,379,938.40x = 695,366,069,907.60 × 389,192,646,050.40
  4. Step 4: Simplify right side
    463,577,379,938.40x = 270,631,360,721,006,270,349,312
  5. Step 5: Solve for x
    x = 270,631,360,721,006,270,349,312/463,577,379,938.40
  6. Step 6: Final answer
    x = 583,788,969,075.60

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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.