Home / 1,453,480,653.60-2,180,220,980.40-716,903,427.60

Finding the Fourth Proportional to 1,453,480,653.60, 2,180,220,980.40 and 716,903,427.60

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Solution

The fourth proportional to 1,453,480,653.60, 2,180,220,980.40 and 716,903,427.60 is: 1,075,355,141.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,480,653.60 : 2,180,220,980.40 = 716,903,427.60 : x
  2. Step 2: Convert to fraction form
    1,453,480,653.60/2,180,220,980.40 = 716,903,427.60/x
  3. Step 3: Cross multiply
    1,453,480,653.60x = 2,180,220,980.40 × 716,903,427.60
  4. Step 4: Simplify right side
    1,453,480,653.60x = 1,563,007,893,774,192,640
  5. Step 5: Solve for x
    x = 1,563,007,893,774,192,640/1,453,480,653.60
  6. Step 6: Final answer
    x = 1,075,355,141.40

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Double scale
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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.