Home / 927,148,032,254.40-1,390,722,048,381.60-890,578,089,009.60

Finding the Fourth Proportional to 927,148,032,254.40, 1,390,722,048,381.60 and 890,578,089,009.60

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Solution

The fourth proportional to 927,148,032,254.40, 1,390,722,048,381.60 and 890,578,089,009.60 is: 1,335,867,133,514.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,148,032,254.40 : 1,390,722,048,381.60 = 890,578,089,009.60 : x
  2. Step 2: Convert to fraction form
    927,148,032,254.40/1,390,722,048,381.60 = 890,578,089,009.60/x
  3. Step 3: Cross multiply
    927,148,032,254.40x = 1,390,722,048,381.60 × 890,578,089,009.60
  4. Step 4: Simplify right side
    927,148,032,254.40x = 1,238,546,584,191,201,980,710,912
  5. Step 5: Solve for x
    x = 1,238,546,584,191,201,980,710,912/927,148,032,254.40
  6. Step 6: Final answer
    x = 1,335,867,133,514.40

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Double scale
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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.