Home / 942,958,200.60-1,415,075,030.10-528,434,220.60

Finding the Fourth Proportional to 942,958,200.60, 1,415,075,030.10 and 528,434,220.60

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Solution

The fourth proportional to 942,958,200.60, 1,415,075,030.10 and 528,434,220.60 is: 793,008,714.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,958,200.60 : 1,415,075,030.10 = 528,434,220.60 : x
  2. Step 2: Convert to fraction form
    942,958,200.60/1,415,075,030.10 = 528,434,220.60/x
  3. Step 3: Cross multiply
    942,958,200.60x = 1,415,075,030.10 × 528,434,220.60
  4. Step 4: Simplify right side
    942,958,200.60x = 747,774,070,621,415,040
  5. Step 5: Solve for x
    x = 747,774,070,621,415,040/942,958,200.60
  6. Step 6: Final answer
    x = 793,008,714.64

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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.