Home / 859,241,683,678.70-1,288,862,525,518-355,996,817,374.70

Finding the Fourth Proportional to 859,241,683,678.70, 1,288,862,525,518 and 355,996,817,374.70

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Solution

The fourth proportional to 859,241,683,678.70, 1,288,862,525,518 and 355,996,817,374.70 is: 533,995,226,062.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,241,683,678.70 : 1,288,862,525,518 = 355,996,817,374.70 : x
  2. Step 2: Convert to fraction form
    859,241,683,678.70/1,288,862,525,518 = 355,996,817,374.70/x
  3. Step 3: Cross multiply
    859,241,683,678.70x = 1,288,862,525,518 × 355,996,817,374.70
  4. Step 4: Simplify right side
    859,241,683,678.70x = 458,830,957,117,926,069,501,952
  5. Step 5: Solve for x
    x = 458,830,957,117,926,069,501,952/859,241,683,678.70
  6. Step 6: Final answer
    x = 533,995,226,062.03

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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.