Home / 356,785,038.54-535,019,377.50-190,748,253.42

Finding the Fourth Proportional to 356,785,038.54, 535,019,377.50 and 190,748,253.42

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Solution

The fourth proportional to 356,785,038.54, 535,019,377.50 and 190,748,253.42 is: 286,037,812.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,785,038.54 : 535,019,377.50 = 190,748,253.42 : x
  2. Step 2: Convert to fraction form
    356,785,038.54/535,019,377.50 = 190,748,253.42/x
  3. Step 3: Cross multiply
    356,785,038.54x = 535,019,377.50 × 190,748,253.42
  4. Step 4: Simplify right side
    356,785,038.54x = 102,054,011,803,980,640
  5. Step 5: Solve for x
    x = 102,054,011,803,980,640/356,785,038.54
  6. Step 6: Final answer
    x = 286,037,812.07

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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.