Home / 556,388,961.80-834,583,442.70-349,460,270.60

Finding the Fourth Proportional to 556,388,961.80, 834,583,442.70 and 349,460,270.60

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Solution

The fourth proportional to 556,388,961.80, 834,583,442.70 and 349,460,270.60 is: 524,190,405.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,388,961.80 : 834,583,442.70 = 349,460,270.60 : x
  2. Step 2: Convert to fraction form
    556,388,961.80/834,583,442.70 = 349,460,270.60/x
  3. Step 3: Cross multiply
    556,388,961.80x = 834,583,442.70 × 349,460,270.60
  4. Step 4: Simplify right side
    556,388,961.80x = 291,653,755,724,221,632
  5. Step 5: Solve for x
    x = 291,653,755,724,221,632/556,388,961.80
  6. Step 6: Final answer
    x = 524,190,405.90

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Double scale
Find fourth proportional to 556,388,962.80, 834,583,444.20 and 349,460,271.60
Similar ratio
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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.