Finding the Fourth Proportional to 475,134,064,746.54, 655,688,420,305.11 and 258,358,705,927.98
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Solution
The fourth proportional to 475,134,064,746.54, 655,688,420,305.11 and 258,358,705,927.98 is: 356,536,868,920.05
Step by Step Solution
- Step 1: Write the proportion equation
475,134,064,746.54 : 655,688,420,305.11 = 258,358,705,927.98 : x - Step 2: Convert to fraction form
475,134,064,746.54/655,688,420,305.11 = 258,358,705,927.98/x - Step 3: Cross multiply
475,134,064,746.54x = 655,688,420,305.11 × 258,358,705,927.98 - Step 4: Simplify right side
475,134,064,746.54x = 169,402,811,761,989,651,529,728 - Step 5: Solve for x
x = 169,402,811,761,989,651,529,728/475,134,064,746.54 - Step 6: Final answer
x = 356,536,868,920.05
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.