Home / 1,106,635,657.87-1,658,931,971.91-553,456,719.86

Finding the Fourth Proportional to 1,106,635,657.87, 1,658,931,971.91 and 553,456,719.86

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Solution

The fourth proportional to 1,106,635,657.87, 1,658,931,971.91 and 553,456,719.86 is: 829,674,194.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,635,657.87 : 1,658,931,971.91 = 553,456,719.86 : x
  2. Step 2: Convert to fraction form
    1,106,635,657.87/1,658,931,971.91 = 553,456,719.86/x
  3. Step 3: Cross multiply
    1,106,635,657.87x = 1,658,931,971.91 × 553,456,719.86
  4. Step 4: Simplify right side
    1,106,635,657.87x = 918,147,047,645,570,176
  5. Step 5: Solve for x
    x = 918,147,047,645,570,176/1,106,635,657.87
  6. Step 6: Final answer
    x = 829,674,194.14

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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.