Home / 1,048,423,687.20-1,574,903,012.40-742,313,671.20

Finding the Fourth Proportional to 1,048,423,687.20, 1,574,903,012.40 and 742,313,671.20

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Solution

The fourth proportional to 1,048,423,687.20, 1,574,903,012.40 and 742,313,671.20 is: 1,115,075,948.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,423,687.20 : 1,574,903,012.40 = 742,313,671.20 : x
  2. Step 2: Convert to fraction form
    1,048,423,687.20/1,574,903,012.40 = 742,313,671.20/x
  3. Step 3: Cross multiply
    1,048,423,687.20x = 1,574,903,012.40 × 742,313,671.20
  4. Step 4: Simplify right side
    1,048,423,687.20x = 1,169,072,036,918,583,296
  5. Step 5: Solve for x
    x = 1,169,072,036,918,583,296/1,048,423,687.20
  6. Step 6: Final answer
    x = 1,115,075,948.01

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1.5x scale

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.