Home / 553,367,143,225.30-830,050,714,837.95-330,029,275,551.70

Finding the Fourth Proportional to 553,367,143,225.30, 830,050,714,837.95 and 330,029,275,551.70

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Solution

The fourth proportional to 553,367,143,225.30, 830,050,714,837.95 and 330,029,275,551.70 is: 495,043,913,327.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,367,143,225.30 : 830,050,714,837.95 = 330,029,275,551.70 : x
  2. Step 2: Convert to fraction form
    553,367,143,225.30/830,050,714,837.95 = 330,029,275,551.70/x
  3. Step 3: Cross multiply
    553,367,143,225.30x = 830,050,714,837.95 × 330,029,275,551.70
  4. Step 4: Simplify right side
    553,367,143,225.30x = 273,941,036,089,139,343,130,624
  5. Step 5: Solve for x
    x = 273,941,036,089,139,343,130,624/553,367,143,225.30
  6. Step 6: Final answer
    x = 495,043,913,327.55

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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.